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HumanitarianOps

Acronym decoder

Humanitarian acronym & jargon decoder

A fast, searchable glossary of the acronyms and jargon used across humanitarian and development work — with plain-language definitions your whole team can rely on.

Search or filter by area, then copy a link to any term to share it. New to the sector, or lost in a proposal? Start here.

Last reviewed: September 2026

Terms: 292

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3PLalso third-party logistics — Third-Party Logistics

The outsourcing of transport, warehousing or other logistics functions to an external specialist company. Agencies use 3PL providers when they lack their own capacity in a particular area.

3Walso Who What Where, 3Ws — Who does What Where

A coordination dataset tracking which organization is doing what activity in which location. It helps avoid gaps and duplication across a response.

4Walso Who What Where When, 4Ws — Who does What Where and When

An extended 3W that adds timing to who is doing what and where. Some responses instead use the fourth W for 'for Whom' (which people are reached).

5Walso Who What Where When for Whom, 5Ws — Who does What Where When and for Whom

A further extension of 3W/4W that also records which population group is being served. It gives the most detailed picture of activities across a response.

A

AAP — Accountability to Affected Populations

The commitment to use power responsibly by involving crisis-affected people in decisions that affect them, providing information, and listening to their feedback. In practice it means communities can influence and hold aid agencies to account.

AMLalso AML/CFT — Anti-Money Laundering

Laws and controls requiring financial institutions to prevent illicit money flows, which shape the identity checks and reporting attached to cash payouts. AML rules drive the KYC steps recipients must pass.

ANC — Antenatal Care

Routine health care and check-ups a woman receives during pregnancy to protect her and the baby and to detect problems early. The number of recommended visits is a common maternal health indicator.

APS — Annual Program Statement

A USAID funding announcement that stays open for a longer period and invites applications on a rolling or multi-round basis, often starting with a concept note. It is used when the donor wants flexible, ongoing ideas rather than one fixed deadline.

Assessmentalso needs assessment — Needs Assessment

A structured exercise to find out what affected people need, what they already have and what gaps exist. Its findings guide the design and prioritisation of a response.

AWD — Acute Watery Diarrhoea

The sudden onset of frequent watery stools, which can cause rapid, dangerous dehydration. It is used as a surveillance term because it may signal cholera before laboratory confirmation.

B

Baselinealso baseline survey — Baseline Study

Data collected at the start of a project to capture the situation before any activities begin. It provides the reference point against which later change is measured.

BHAalso USAID/BHA — Bureau for Humanitarian Assistance

USAID's office that leads U.S. humanitarian relief overseas, created in 2020 by merging the former OFDA and Food for Peace offices. It is a major funder of emergency and food-security programs.

BIA — Best Interests Assessment

A simpler assessment of a child's situation to guide day-to-day protection decisions and actions. It is less formal than a Best Interests Determination and is used for most routine casework.

BID — Best Interests Determination

A formal, documented process with strict procedural safeguards used to make major decisions affecting a child, such as care arrangements or resettlement. It weighs all relevant factors to decide what best serves the individual child.

BMSalso infant formula — Breast-milk Substitutes

Products marketed to replace breast milk, such as infant formula. Their distribution in emergencies is tightly controlled because unsafe use can sharply increase infant illness and death.

BMZ — Federal Ministry for Economic Cooperation and Development

Germany's government ministry responsible for development policy and much of its development funding. It sets Germany's development priorities and channels funds through partners and implementing agencies.

BNA — Basic Needs Approach

A way of planning assistance around the full range of a household's essential needs and the money required to meet them, rather than one sector at a time. It underpins multipurpose cash and the Minimum Expenditure Basket.

BSFP — Blanket Supplementary Feeding Programme

A programme that provides supplementary food to all members of a vulnerable group, such as all young children, regardless of individual nutrition status. It is used to prevent malnutrition when rates are high or the lean season is severe.

Burn Rate

The pace at which a project is spending its budget, usually compared against the plan and time elapsed. Spending too slowly or too quickly can signal problems and may need to be explained to the donor.

C

Case management

A structured way of helping an individual or family by assessing their needs, agreeing a plan, coordinating services, and following up over time. It is widely used in child protection and gender-based violence response.

Cash Coordinationalso Cash Coordination Model

The joint planning and alignment among agencies delivering cash so that transfer values, targeting, and data are consistent across a response. It is typically organized through a Cash Working Group.

Cash Plusalso Cash+

A cash transfer combined with a complementary service or support, such as training, counseling, or information. The added component aims to increase the impact of the cash.

Cash Transferalso Cash Grant, Direct Cash Transfer

The direct provision of money to recipients so they can buy what they need themselves. It can be conditional or unconditional, restricted or unrestricted.

CBIalso Cash-Based Assistance, CBA — Cash-Based Interventions

Assistance delivered as cash or vouchers instead of physical goods, letting affected people buy what they need locally. Largely interchangeable with CVA, which is now the more common label.

CBPFalso Pooled Fund — Country-Based Pooled Fund

A humanitarian fund managed by UN OCHA at country level that pools money from multiple donors and allocates it to aid organizations responding to that country's crisis. It gives local and international partners access to coordinated funding.

CCCM — Camp Coordination and Camp Management

The humanitarian sector responsible for improving living conditions and services in sites hosting displaced people, from formal camps to collective centres. It coordinates the agencies working in a site and helps ensure residents have a say in how it is run.

CERF — Central Emergency Response Fund

A global UN emergency fund, managed by OCHA, that releases money quickly to start relief when a crisis strikes or a chronic emergency is underfunded. Its purpose is fast, life-saving response.

CFEI — Call for Expression of Interest

A UNHCR announcement inviting NGOs to express interest in partnering to deliver specific humanitarian services in a location. It is the first step in UNHCR's competitive partner-selection process.

CFMalso FCRM, CRM — Complaints and Feedback Mechanism

A safe, accessible channel through which affected people can raise concerns, complaints, or feedback about aid, including reports of misconduct. It is a core tool for accountability and for detecting sexual exploitation and abuse.

CFPalso Call for Proposal — Call for Proposals

A public announcement by a donor inviting organizations to submit project proposals for possible funding. It usually sets out priorities, eligibility rules, a budget ceiling, and a deadline.

CFR — Case Fatality Rate

The proportion of people with a particular disease or condition who die from it, usually shown as a percentage. It indicates how deadly an outbreak is and how well cases are being treated.

CFS — Child-Friendly Space

A safe, supervised place where children can play, learn, and receive psychosocial support during an emergency. It helps restore a sense of normalcy and lets staff identify children who need extra protection.

CFWalso Cash-for-Work — Cash for Work

A program that pays people cash in exchange for participating in work, often community projects such as rebuilding infrastructure. It is a conditional transfer that combines income support with a public benefit.

Choleraalso Vibrio cholerae

A severe diarrhoeal disease caused by bacteria in contaminated water or food that can kill within hours through dehydration. Outbreaks are common where water and sanitation are poor, making it a joint health and WASH concern.

CHS — Core Humanitarian Standard

A widely-used standard setting out nine commitments on the quality and accountability of humanitarian action, against which organisations can assess and be independently verified.

CHWalso CHV — Community Health Worker

A trained member of the local community who provides basic health education, screening, and simple treatments and connects people to health facilities. CHWs extend health services into areas with few clinics.

CLTS — Community-Led Total Sanitation

An approach that mobilises whole communities to end open defecation by building and using their own latrines, driven by local action rather than subsidies. Success is often marked by reaching open-defecation-free status.

Clusteralso cluster system

A group of humanitarian organisations working in the same sector, such as shelter, logistics or health, that coordinate together under an agreed lead agency. Clusters aim to avoid gaps and duplication in a response.

Cluster Lead Agencyalso CLA

The organization accountable for a given cluster's functioning, including facilitating coordination and acting as provider of last resort. For example, UNICEF leads the WASH cluster and WHO leads the Health cluster.

CMAM — Community-based Management of Acute Malnutrition

An approach that treats most acutely malnourished children close to home rather than in hospital, using ready-to-use therapeutic food and regular outpatient visits. Only complicated severe cases are referred for inpatient care.

CMR — Clinical Management of Rape

The set of medical services provided to survivors of sexual assault, including treatment of injuries, emergency contraception, and prevention of HIV and other infections. Time-sensitive care such as post-exposure prophylaxis is most effective within 72 hours.

Code of Conductalso CoC

A set of rules describing the standards of behaviour expected from staff and representatives of an organisation. Breaching it, for example through abuse or exploitation, can lead to disciplinary action or dismissal.

Cold chain

The unbroken system of refrigerated storage and transport that keeps temperature-sensitive items such as vaccines and some medicines within a safe range. A single break in the cold chain can spoil the products and make them unusable.

Collective centrealso collective center

A pre-existing building such as a school, warehouse or public hall used to house displaced people, often as a temporary group shelter. Managing these sites is a core part of CCCM work in urban and non-camp settings.

Commodity Voucher

A voucher that can be exchanged only for specific, predetermined goods or services, such as a set food ration. It restricts what recipients can obtain more tightly than a value voucher.

Conditional Transferalso Conditionality

Cash or vouchers that recipients receive only after meeting a requirement, such as attending training, enrolling children in school, or completing work. The condition concerns what people must do to qualify, not what they can buy.

Confidentiality

Keeping a person's information private and only sharing it with their informed consent and on a need-to-know basis. It protects survivors and at-risk people from stigma, retaliation, and further harm.

Cooperative Agreement

A type of U.S. government assistance award, similar to a grant, but where the donor stays substantially involved in the work. It is used when the funder wants a more hands-on role than a standard grant allows.

Cost Sharealso Co-financing, Matching Funds, Match Funding — Cost Share (Co-financing)

The part of a project's cost covered by the organization or another source rather than the main donor. Some donors require it as a condition of funding to show shared commitment.

CP — Child Protection

Preventing and responding to abuse, neglect, exploitation, and violence against children in humanitarian settings. It covers services such as case management, family tracing, and safe spaces for children.

CPIMS — Child Protection Information Management System

A secure case management and data system used to manage individual child protection cases such as separated children. It supports consistent casework and safe information sharing across agencies.

CPMSalso Child Protection Minimum Standards — Minimum Standards for Child Protection in Humanitarian Action

A globally agreed set of standards defining quality child protection work in emergencies, covering principles, response, and cross-cutting concerns. They are commonly called the Child Protection Minimum Standards.

CSO — Civil Society Organization

Any non-state, non-profit group formed by citizens, including NGOs, community associations, faith groups, and unions. The term is broader than NGO and emphasizes community roots.

CTP — Cash Transfer Programming

An older term for using cash, and sometimes vouchers, as humanitarian assistance. It has largely been replaced by CVA but still appears in guidance and job titles.

CVA — Cash and Voucher Assistance

An umbrella term for all programs that provide people with cash or vouchers rather than in-kind goods, so they can meet their own needs. It is the standard sector term for cash-based programming.

CWGalso Cash and Voucher Working Group — Cash Working Group

A coordination body bringing together organizations delivering cash and voucher assistance in a country or response to align approaches, transfer values, and data. It is the main forum for cash coordination.

D

DACalso OECD DAC — Development Assistance Committee

The committee at the OECD where major donor governments coordinate development aid, set standards, and compile official aid figures. Its definitions shape what counts as ODA.

De Minimis Ratealso De Minimis — De Minimis Indirect Cost Rate

A standard indirect (overhead) rate that organizations without a negotiated rate may use on U.S. federal awards. It was historically 10% of modified total direct costs and was raised to 15% in the 2024 update to the Uniform Guidance.

DEEPalso Data Entry and Exploration Platform — Data Entry and Exploration Platform

A collaborative online tool for compiling, tagging, and analyzing qualitative information from many documents. It is often used to support joint needs analysis.

Delivery Mechanismalso Payment Mechanism

The method used to get cash or vouchers to recipients, such as mobile money, prepaid cards, bank transfers, or cash-in-hand at a payout point. It is chosen based on context, FSP options, and recipient access.

Deployment

The sending of staff, teams or resources to a location to support a response, often at short notice. Deployments are usually time-bound and governed by security clearance and duty-of-care rules.

DFID — Department for International Development

The former UK government department in charge of international development aid, merged into the FCDO in 2020. The name still appears in older agreements and reports.

DiDalso diff-in-diff — Difference-in-Differences

An evaluation method that compares how much a treated group changed versus a comparison group over the same period. The gap between the two changes is attributed to the program.

DIP — Detailed Implementation Plan

A work plan that breaks a project down into specific activities with timelines, responsibilities, and milestones. It turns the overall design into a schedule teams can follow.

Disaggregationalso disaggregated data — Data Disaggregation

Breaking data down into subgroups, such as by sex, age, or disability, instead of reporting only totals. It reveals who is being reached and who is being left out.

Distributionalso GD

The organised handover of relief items to selected people or households, usually at a set site and time. Good distribution planning covers crowd safety, targeting lists and reporting on what was given out.

Do No Harm

The principle that humanitarian action must avoid exposing people to further harm as a result of aid, and must weigh unintended negative effects. It requires analysing how assistance interacts with tensions, power, and risks in a community.

DQAalso data quality assessment — Data Quality Assessment

A review that checks whether reported data is accurate, complete, reliable, and timely. It helps organizations trust the numbers they report to donors and use for decisions.

Duty of care

An organisation's legal and moral responsibility to protect the health, safety and wellbeing of its staff. In humanitarian work it covers security, medical support, mental health and safe working conditions.

E

E-voucheralso Electronic Voucher — Electronic Voucher

A voucher delivered digitally, usually on a card or mobile phone, that recipients redeem with approved vendors. It can be a value or commodity voucher and simplifies tracking and reconciliation.

Early Recovery Clusteralso Early Recovery

The cluster that helps affected communities begin restoring livelihoods, services, and governance while emergency relief is still ongoing. It is led by UNDP.

Earmarkingalso Earmarked Funding

When a donor restricts its funding to a specific country, sector, or activity rather than letting the organization decide how to use it. Heavily earmarked funds are harder to move to where needs are greatest.

EBF — Exclusive Breastfeeding

Feeding an infant only breast milk, with no other food or drink (not even water), for the first six months of life. It is one of the most effective ways to protect young children from illness and malnutrition.

ECHOalso DG ECHO — Directorate-General for European Civil Protection and Humanitarian Aid Operations

The European Commission department responsible for EU humanitarian aid and civil protection, and a leading humanitarian donor. It funds partners under framework agreements and publishes its priorities in HIPs.

Education Cluster

The cluster that coordinates efforts to keep children and young people learning during emergencies, including safe temporary schools. It is co-led by UNICEF and Save the Children.

EMMA — Emergency Market Mapping and Analysis

A rapid toolkit for understanding how key markets work in a crisis and whether they can meet people's needs. It helps decide whether cash, vouchers, or in-kind aid is most appropriate.

EmONCalso EmOC — Emergency Obstetric and Newborn Care

Life-saving medical care for complications during pregnancy, childbirth, and the newborn period. Basic EmONC is delivered at health centres, while comprehensive EmONC adds surgery such as caesarean sections and blood transfusion.

Endlinealso endline survey — Endline Study

Data collected at the end of a project to measure the situation after activities are complete. Comparing it to the baseline shows what changed.

EOI — Expression of Interest

A short submission in which an organization signals it wants to be considered for a funding or partnership opportunity, usually before a full proposal is requested. It lets donors shortlist candidates early.

EOREalso MRE — Explosive Ordnance Risk Education

Activities that teach communities to recognise the danger of mines, unexploded ordnance, and other explosive hazards and to behave more safely. It aims to reduce deaths and injuries in contaminated areas.

EPI — Expanded Programme on Immunization

The routine childhood vaccination programme that protects against diseases such as measles, polio, and diphtheria. In emergencies, restoring or running EPI activities is a core health priority.

ERW — Explosive Remnants of War

Unexploded and abandoned explosive weapons left behind after a conflict, such as shells, grenades, and bombs that failed to detonate. They pose a lasting danger to civilians long after fighting ends.

ES/NFIalso Shelter/NFI — Emergency Shelter and Non-Food Items

A commonly combined programming area covering both temporary shelter solutions and the household goods people need alongside them. It is often organised as a single cluster or working group in a response.

ETC — Emergency Telecommunications Cluster

The cluster that provides shared internet, radio, and communications services so responders can operate in crisis zones. It is led by WFP.

EWARSalso EWAR, EWARN — Early Warning, Alert and Response System

A disease surveillance system used in emergencies to detect outbreaks quickly by tracking a defined set of priority diseases and triggering a rapid response. It helps stop epidemics such as cholera or measles from spreading.

F

F-100 — Therapeutic milk F-100

A higher-energy therapeutic milk used in the recovery phase of inpatient treatment for severe acute malnutrition, providing 100 kilocalories per 100 millilitres. It helps children regain weight once stabilised.

F-75 — Therapeutic milk F-75

A low-energy therapeutic milk used in the first, stabilisation phase of treating severe acute malnutrition with complications. The number refers to its energy content of 75 kilocalories per 100 millilitres.

FAAalso Fixed Amount Award — Fixed Amount Award

A U.S. grant type that pays a set amount tied to completing agreed milestones or outputs rather than reimbursing actual costs line by line. It reduces detailed financial reporting but requires proof that milestones were met.

FAO — Food and Agriculture Organization of the United Nations

The UN agency for food, agriculture, and rural livelihoods, which helps people keep farming and producing food in a crisis. It co-leads the Food Security cluster with WFP.

FCDO — Foreign, Commonwealth & Development Office

The UK government department responsible for foreign policy and international development, formed in 2020 by merging the Foreign Office with DFID. It is a major bilateral donor for aid and humanitarian response.

FEFO — First-Expiry, First-Out

A stock rotation rule that releases the items with the earliest expiry date first to reduce waste. It is especially important for medicines, food and other perishable supplies.

FEWS NET — Famine Early Warning Systems Network

A USAID-funded network that monitors food security, prices, and climate to warn of looming food crises. Its reports and price data inform cash programming and transfer values.

FFPalso Food for Peace — Office of Food for Peace

The former USAID office that managed U.S. international food assistance, now merged into the Bureau for Humanitarian Assistance (BHA). It funded food aid and food-security programs.

FGDalso Focus Group Discussion — Focus Group Discussion

A guided group conversation with a small number of people to explore their views on a topic. It is a qualitative method for gathering community perspectives.

Flash Appeal

A rapid inter-agency appeal issued in the first days or weeks of a sudden emergency to request urgent funding. It is later replaced by a fuller Humanitarian Response Plan if the crisis continues.

Food Security Clusteralso FSC, gFSC

The cluster that coordinates food assistance and support to agriculture and livelihoods so people can eat and feed themselves. It is co-led by FAO and WFP.

FRCalso FCR — Free Residual Chlorine

The amount of chlorine left in treated water that remains available to kill germs, measured to confirm water is safely disinfected. Recommended levels are typically around 0.2 to 0.5 mg/L at the tap, and higher during outbreaks.

FSM — Faecal Sludge Management

The safe collection, transport, treatment, and disposal or reuse of the waste that builds up in pit latrines and septic tanks. It prevents that waste from contaminating the environment and water sources.

FSP — Financial Service Provider

A company or institution, such as a bank, mobile network operator, or money transfer agent, that delivers cash or e-vouchers to recipients on behalf of an aid organization. The choice of FSP shapes the delivery mechanism and KYC requirements.

FTRalso Tracing — Family Tracing and Reunification

The process of locating the families of separated or unaccompanied children and, when it is in the child's best interests, safely bringing them back together. It is a core child protection service in emergencies.

G

GAC — Global Affairs Canada

The Canadian government department responsible for foreign affairs, trade, and international development and humanitarian assistance. It is Canada's main channel for funding aid organizations.

GAM — Global Acute Malnutrition

A measure of the total burden of acute malnutrition (wasting) in a population, combining moderate and severe cases. A GAM rate above set thresholds signals a nutrition emergency.

GBValso SGBV — Gender-Based Violence

Any harmful act directed at a person because of their gender, rooted in unequal power relations. It includes sexual violence, intimate partner violence, forced marriage, and denial of resources, and disproportionately affects women and girls.

GBVIMS — Gender-Based Violence Information Management System

A standardised system for safely collecting, storing, and sharing data on reported cases of gender-based violence. It helps agencies understand trends and coordinate services while protecting survivor confidentiality.

GFFOalso AA — German Federal Foreign Office

Germany's foreign ministry, which funds humanitarian assistance and crisis response abroad. It is a major humanitarian donor alongside the development ministry, BMZ.

GHO — Global Humanitarian Overview

OCHA's yearly report that combines country response plans into one global picture of humanitarian needs and funding requirements. It serves as the main global appeal for humanitarian funding.

GIKalso GIK donation, in-kind — Gift-in-Kind

Donated goods or services rather than cash, such as medicines, food, equipment or transport. GIK must be valued, tracked and reported so it can be accounted for like any other resource.

GISalso Geographic Information System — Geographic Information System

Software used to map and analyze data by location, producing maps that show where needs and activities are concentrated. It is a core tool for information management.

Grand Bargain

A 2016 agreement between major donors and aid organizations to make humanitarian action more efficient, including a commitment to scale up cash assistance. It is a key reference point for why CVA has grown.

GRNalso GRN note — Goods Received Note

A document that records what was actually delivered when a shipment arrives, including quantities and condition. It is checked against the purchase order and waybill to confirm the order was received correctly before payment.

H

HC — Humanitarian Coordinator

The most senior humanitarian official in a country during a crisis, responsible for leading and representing the overall response. The role is often held by the same person as the Resident Coordinator.

HCT — Humanitarian Country Team

The senior in-country group of UN agencies, NGOs, and often the Red Cross/Red Crescent movement that makes strategic decisions for a humanitarian response. It is led by the Humanitarian Coordinator.

HDP Nexusalso Triple Nexus, HDP, Nexus — Humanitarian-Development-Peace Nexus

The idea that emergency relief, longer-term development, and peace efforts should work together rather than in silos, especially in protracted crises. It is often called the triple nexus.

HDXalso Humanitarian Data Exchange — Humanitarian Data Exchange

An open online platform managed by OCHA where humanitarian organizations share and find datasets. It is a central hub for crisis-related data.

Health Cluster

The cluster that coordinates medical care and public-health services during emergencies. It is led by WHO.

HIP — Humanitarian Implementation Plan

The strategy document from the EU's humanitarian aid department (DG ECHO) that sets funding priorities, target countries, and budgets for a given crisis or region. Partners design proposals to fit the relevant HIP.

HLPalso HLP rights — Housing, Land and Property

The area of humanitarian work dealing with people's rights to their homes, land and possessions, including tenure security and restitution after displacement. HLP issues often determine whether displaced families can safely return or rebuild.

HMIS — Health Management Information System

The system used to collect, report, and analyse routine health data from facilities, such as consultations, diseases, and immunisations. It helps managers track service delivery and detect problems.

HNOalso Humanitarian Needs Overview — Humanitarian Needs Overview

An annual document that presents the analysis of a crisis, including how many people are in need and how severe their needs are. It provides the evidence base for the response plan.

HPCalso Humanitarian Program Cycle — Humanitarian Programme Cycle

The standard process for running a coordinated response: needs assessment, strategic planning, resource mobilization, implementation and monitoring, and review. The HNO and HRP are its main products.

HRP — Humanitarian Response Plan

The annual plan setting out what humanitarian actors in a country will do and how much money they need to meet the most urgent needs. It is based on the Humanitarian Needs Overview.

HWTS — Household Water Treatment and Safe Storage

Methods households use to make drinking water safe at the point of use and keep it clean, such as filtering, boiling, chlorinating, and storing water in covered containers. It is promoted where piped safe water is unavailable.

HXLalso Humanitarian Exchange Language — Humanitarian Exchange Language

A simple standard for labeling columns in humanitarian spreadsheets with special tags, so different datasets can be combined automatically. It makes data easier to share and merge.

I

IASC — Inter-Agency Standing Committee

The main forum where the heads of UN and non-UN humanitarian organizations set common policy and standards for emergency response. It created and oversees the cluster system.

IATI — International Aid Transparency Initiative

A global standard and open data system through which aid organizations publish details of their funding and activities so the information is comparable and public. Many donors require partners to report their data to it.

ICCG — Inter-Cluster Coordination Group

A working-level group that brings cluster coordinators together to align plans and resolve cross-cutting problems. It supports the Humanitarian Country Team.

ICRalso Overhead Recovery — Indirect Cost Recovery

The portion of shared overhead costs, such as head-office administration and finance, that an organization recovers through its grants rather than charging directly to a project. It is how core running costs get partly funded by donors.

IDPalso IDPs — Internally Displaced Person

Someone forced to flee their home by conflict, violence or disaster who remains within their own country's borders. Unlike refugees, IDPs have not crossed an international border.

IM — Information Management

The work of collecting, organizing, analyzing, and sharing data so responders can make good decisions. IM teams produce the maps, dashboards, and datasets a response relies on.

IMAM — Integrated Management of Acute Malnutrition

A framework that brings the treatment of acute malnutrition into routine health services rather than running it as a stand-alone programme. It links outpatient, inpatient, and supplementary feeding components.

IMAS — International Mine Action Standards

The global standards that guide how mine action is planned, carried out, and managed to keep it safe, effective, and consistent. They cover clearance, risk education, victim assistance, and related activities.

In-Kind Assistancealso In-Kind Aid

Aid given as physical goods, such as food, blankets, or hygiene items, rather than cash or vouchers. It is the traditional alternative against which CVA is often compared.

INCOTERMS — International Commercial Terms

A set of standard trade terms published by the International Chamber of Commerce that define who pays for shipping, insurance and duties, and where risk passes from seller to buyer. They reduce confusion in cross-border purchasing by using agreed codes such as EXW, FOB and DAP.

Indicator

A specific, measurable sign used to track progress, such as the number of people trained or the percentage of children vaccinated. Indicators turn goals into numbers you can report.

INGO — International Non-Governmental Organization

A non-profit aid organization that operates across multiple countries, such as Oxfam or Save the Children. INGOs are major implementers alongside UN agencies.

IOMalso UN Migration Agency — International Organization for Migration

The UN migration agency, which assists migrants and displaced people, including managing displacement sites. It co-leads the CCCM cluster in disaster settings.

IPC — Infection Prevention and Control

Practices and procedures in health facilities that prevent infections spreading to patients and staff, such as hand hygiene, waste management, and isolation. It is critical during outbreaks. Note: IPC can also mean the food-security classification, a different term.

IPC — Integrated Food Security Phase Classification

A common scale for classifying the severity of food insecurity and malnutrition, from Phase 1 (Minimal) to Phase 5 (Famine), used to compare needs across areas and trigger response.

IPTT — Indicator Performance Tracking Table

A table that lists each project indicator alongside its targets and actual results over time. It shows at a glance whether a program is meeting its planned numbers.

IPV — Intimate Partner Violence

Physical, sexual, emotional, or economic abuse by a current or former spouse or partner. It is one of the most common forms of gender-based violence worldwide.

IYCF — Infant and Young Child Feeding

Guidance and support to ensure infants and young children are fed appropriately, promoting exclusive breastfeeding for the first six months and suitable complementary foods afterwards. Good feeding practices are central to preventing malnutrition.

IYCF-E — Infant and Young Child Feeding in Emergencies

The protection, promotion, and support of safe infant and young child feeding during a crisis, including safeguarding breastfeeding and controlling donations of breast-milk substitutes. It aims to prevent excess illness and death among young children in emergencies.

J

JIAFalso Joint Intersectoral Analysis Framework — Joint Intersectoral Analysis Framework

A shared method for combining data from all sectors to estimate how many people are in need and how severe that need is. It underpins the Humanitarian Needs Overview.

JMMI — Joint Market Monitoring Initiative

A coordinated effort, often led by REACH with a Cash Working Group, that regularly tracks prices and availability of key goods across multiple markets. Its data helps agencies set and update transfer values.

JMP — WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene

The global programme that monitors and reports on access to drinking water, sanitation, and hygiene worldwide. Its service ladders (for example safely managed, basic, and limited) are the standard way to classify WASH access.

K

KAPalso KAP survey — Knowledge, Attitudes and Practices

A type of survey that measures what people know, how they feel, and what they do about a topic (for example hygiene or health). It is used to design and evaluate behavior-change programs.

KIIalso Key Informant Interview — Key Informant Interview

An in-depth interview with someone who has particular knowledge of a topic or community, such as a local leader or health worker. It is a common qualitative data source.

KoBoalso KoBoToolbox, KoboToolbox — KoBoToolbox

A free, widely used platform for building survey forms and collecting field data, including offline on phones. It is a humanitarian standard for mobile data collection.

KYC — Know Your Customer

The identity checks a financial service provider must perform before paying out cash, to comply with banking and anti-money-laundering rules. Strict KYC requirements can be a barrier for recipients without formal ID.

L

L3also Level 3, System-Wide Scale-Up — Level 3 Emergency

The highest level of emergency declared under the IASC system, triggering a system-wide surge of staff and resources. It is now referred to as a Humanitarian System-Wide Scale-Up activation.

Last mile

The final and often hardest stage of delivery, getting supplies from a local warehouse or hub to the people who need them. It is frequently the most costly and difficult part of the supply chain in remote or insecure areas.

latrine coverage

A measure of how much of a population has access to a functioning toilet, often expressed as people or households per latrine. It is a core sanitation indicator in camps and communities.

LMIS — Logistics Management Information System

A system for collecting and using data on stock levels, consumption and movement of supplies to keep the pipeline running. In health settings it helps ensure medicines and commodities are available where and when they are needed.

LNGOalso L/NNGO, NNGO — Local Non-Governmental Organization

A non-profit aid organization rooted in and operating within a single country or area. Strengthening the role of LNGOs is a key goal of localization.

LOA — Letter of Agreement

A written agreement between two parties recording what each will do, often used with partners or suppliers. It can be lighter than a full contract but still sets out commitments and expectations.

Localizationalso Localisation

The shift toward giving local and national organizations a bigger role, more funding, and more decision-making power in humanitarian response. It is a central commitment of the Grand Bargain.

Logframealso LFA, logical framework approach — Logical Framework

A table summarizing a project's goal, outcomes, outputs, activities, indicators, and assumptions. It is a standard planning and monitoring tool required by many donors.

Logistics Cluster

The cluster that coordinates shared transport, warehousing, and supply-chain services so relief goods reach affected people. It is led by WFP.

lpcdalso l/p/d — Litres per capita per day

A measure of how much water each person has available per day, used to plan and assess water supply. Minimum humanitarian targets are often cited around 15 litres per person per day.

M

M&E — Monitoring and Evaluation

The practice of tracking a project as it runs (monitoring) and judging how well it worked (evaluation). It tells teams whether activities are on track and whether they made a difference.

MAM — Moderate Acute Malnutrition

A moderate degree of wasting, less severe than SAM but still raising a child's risk of illness and death. It is typically treated with supplementary feeding.

Mandatory reporting

A legal or organisational duty requiring staff to report certain concerns, such as child abuse, to authorities or focal points. It can conflict with a survivor-centred approach, so its limits should be explained to people before they disclose.

Market Assessmentalso Market Analysis

An analysis of whether local markets have enough goods, supply capacity, and functioning to meet people's needs if given cash or vouchers. It is a key step in choosing the assistance modality.

MEAL — Monitoring, Evaluation, Accountability and Learning

A broader version of M&E that adds being answerable to affected communities (accountability) and using findings to improve (learning). It is the umbrella term for how organizations measure and improve their work.

MEB — Minimum Expenditure Basket

The estimated monthly cost of the goods and services an average household needs to meet basic needs in a given market. It is used to set the value of cash transfers, especially multipurpose cash.

MEL — Monitoring, Evaluation and Learning

M&E plus a deliberate focus on learning from results to adapt programs. Often used interchangeably with MEAL, minus the explicit accountability element.

Metadata

Information that describes a dataset, such as when it was collected, by whom, and what each field means. Good metadata lets others understand and reuse the data correctly.

MHMalso MHH — Menstrual Hygiene Management

Ensuring women and girls can manage their menstruation safely and with dignity, with access to clean materials, private facilities to change and wash, and a means of disposal. It is increasingly referred to more broadly as menstrual health and hygiene (MHH).

MHPSS — Mental Health and Psychosocial Support

Any local or outside support that protects or promotes psychosocial well-being and prevents or treats mental health conditions. It spans community and family supports through to specialised clinical care.

Mine action

The work of reducing the harm caused by landmines and explosive remnants of war, including surveying and clearing land, educating communities about risks, assisting victims, and advocating against these weapons. The goal is to make areas safe for people to live and work.

MISPalso MISP for SRH — Minimum Initial Service Package for Sexual and Reproductive Health

A set of priority sexual and reproductive health activities delivered at the onset of an emergency to prevent maternal and newborn deaths, sexual violence, and the spread of HIV. It is the minimum standard in place before more comprehensive services are established.

Mobile Money

A service that lets people receive, store, and spend money using a mobile phone without a traditional bank account. It is a common delivery mechanism for cash assistance where phone coverage exists.

Modalityalso Transfer Modality — Transfer Modality

The form assistance takes: cash, vouchers, in-kind goods, or a mix. Choosing the modality is a core early decision, guided by market assessments and people's preferences.

MOSS — Minimum Operating Security Standards

A baseline set of security measures, such as communications, vehicles and site protection, that an office or team must have in place to operate in a given area. Meeting MOSS is often a condition for staff to be deployed.

MoU — Memorandum of Understanding

A written statement of intent between two or more parties describing how they plan to cooperate. It signals commitment and shared understanding but is usually not a legally binding contract.

MoV — Means of Verification

The source or method used to prove an indicator's result, such as a survey, attendance sheet, or distribution record. It answers the question: how do we know this number is true?

MPCAalso MPC, MPG, Multipurpose Cash Grant — Multipurpose Cash Assistance

An unrestricted cash grant meant to cover several basic needs at once, such as food, rent, and health, rather than a single sector. The amount is usually set against a Minimum Expenditure Basket.

MSCalso most significant change — Most Significant Change

A qualitative evaluation method that collects stories of change from participants and selects the most important ones through discussion. It captures impact that numbers alone may miss.

MSNAalso Multi-Sectoral Needs Assessment — Multi-Sector Needs Assessment

A large household survey that measures needs across many sectors (food, health, water, shelter, etc.) at once. It gives a shared evidence base for planning a response.

MUAC — Mid-Upper Arm Circumference

A quick screening measurement taken around the upper arm to detect acute malnutrition, often using a colour-coded tape. It is simple enough for community workers and caregivers to use.

N

NCEalso No Cost Extension — No-Cost Extension

An approved extension of a grant's end date without additional money, giving the organization more time to finish planned activities using the remaining budget. It requires the donor's prior written approval.

NFI — Non-Food Item

Essential household goods that are not food, such as blankets, cooking sets, jerry cans, sleeping mats and hygiene items. They are distributed to help families meet basic daily needs after a crisis.

NFIalso NFIs — Non-Food Items

Essential household goods that are not food, such as blankets, cooking pots, jerry cans, soap, and hygiene kits. In WASH they include the buckets, water containers, and soap people need to stay clean and healthy.

NGO — Non-Governmental Organization

A non-profit organization that is independent of government and delivers services or advocacy, including much of the world's humanitarian aid. NGOs can be international or local.

NICRA — Negotiated Indirect Cost Rate Agreement

A formal agreement between an organization and a U.S. federal agency that fixes the percentage the organization may charge to cover indirect (overhead) costs. Once set, it can be applied across that organization's U.S. government awards.

NOFOalso FOA — Notice of Funding Opportunity

The formal document a U.S. government agency publishes to announce that grant or cooperative-agreement funding is available. It contains the full application instructions, eligibility criteria, and evaluation approach.

Nutrition Cluster

The cluster that coordinates the prevention and treatment of malnutrition, especially in young children and pregnant or breastfeeding women. It is led by UNICEF.

O

OCHAalso UN OCHA — United Nations Office for the Coordination of Humanitarian Affairs

The UN body that brings humanitarian actors together so emergency response is coherent rather than duplicated. It leads coordination, advocacy, information management, and pooled funding for crises.

OD — Open Defecation

The practice of defecating outside in fields, bushes, or water bodies rather than using a toilet. It spreads disease by contaminating the environment and water sources.

ODA — Official Development Assistance

Government aid designed to promote the economic development and welfare of lower-income countries, tracked internationally by the OECD. It is the main measure of how much donor governments give in aid.

ODF — Open Defecation Free

A status a community reaches when no one defecates in the open and everyone uses a latrine or toilet. It is the main goal of sanitation approaches such as CLTS.

ODKalso Open Data Kit — Open Data Kit

A free, open-source suite of tools for collecting survey data on mobile phones and tablets, including offline. Many humanitarian data-collection platforms are built on it.

OFDA — Office of U.S. Foreign Disaster Assistance

The former USAID office that led U.S. responses to disasters overseas, now part of the Bureau for Humanitarian Assistance (BHA). The name still appears in older awards and guidance.

ORP — Oral Rehydration Point

A basic, community-level station set up during a diarrhoea or cholera outbreak where people can quickly receive oral rehydration solution and be referred if severely ill. It brings early treatment closer to affected communities.

ORS — Oral Rehydration Salts

A pre-mixed sachet of salts and glucose dissolved in clean water to replace fluids lost through diarrhoea and prevent dehydration. It is a low-cost, front-line treatment often paired with zinc.

OTPalso OTC — Outpatient Therapeutic Programme

The outpatient service that treats severely malnourished children who still have an appetite and no medical complications, using ready-to-use therapeutic food and weekly check-ups. Children remain at home during treatment.

Outcome Harvesting

An evaluation approach that first identifies changes that actually happened, then works backward to see how a program contributed. It is useful when outcomes are hard to predict in advance.

P

P-codesalso place codes, P-code — Place Codes

Unique codes assigned to administrative locations (regions, districts, villages) so places can be matched reliably across datasets despite spelling differences. They are key to combining geographic data.

PDM — Post-Distribution Monitoring

Checks done after aid is delivered to confirm recipients received what they should have and to learn how it was used and whether it met their needs. It is a standard monitoring step for cash and voucher programs.

Penta3 — Third dose of the Pentavalent vaccine

The third dose of the pentavalent vaccine, which protects infants against diphtheria, tetanus, pertussis, hepatitis B, and Haemophilus influenzae type b. Penta3 coverage is a widely used indicator of how well routine immunisation reaches children.

PEP — Post-Exposure Prophylaxis

A short course of medication given after possible exposure to HIV to reduce the chance of infection, most effective when started within 72 hours. It is a time-critical part of medical care for rape survivors.

PFA — Psychological First Aid

A humane, supportive first response to a person in distress after a crisis, involving practical care, listening without pressure, and connecting people to information and services. It is not professional counselling and can be delivered by trained non-specialists.

PHAST — Participatory Hygiene and Sanitation Transformation

A participatory approach that helps communities understand how diseases spread and decide for themselves to improve hygiene and sanitation behaviours. It uses group activities and visual tools rather than lectures.

PHC — Primary Health Care

Essential, first-level health services provided close to where people live, covering prevention, basic treatment, maternal and child health, and referrals. It is the backbone of most humanitarian health responses.

PIIalso personal data — Personally Identifiable Information

Any data that can identify a specific individual, such as a name, phone number, or ID number. It must be protected carefully to keep affected people safe.

PIM — Protection Information Management

The safe and principled collection, sharing, and use of data about protection risks and incidents to inform action. It sets standards so that gathering information never puts people at greater risk.

PiNalso People in Need — People in Need

The estimated number of people who require humanitarian assistance in a given crisis. It is a headline figure used to plan and appeal for a response.

Pipeline — Supply Pipeline

The full flow of relief goods from procurement through storage and transport to final delivery. Monitoring the pipeline helps managers spot shortages or delays before they interrupt distributions.

PLWalso PLW/G, PBW — Pregnant and Lactating Women

Women who are pregnant or breastfeeding, a group with higher nutritional needs and a common priority for nutrition and health programmes. Sometimes written PLW/G to include girls.

PMPalso Performance Monitoring Plan — Performance Management Plan

A document detailing how a project will collect, analyze, and report data for each of its indicators. It defines who measures what, how often, and using which method.

PO — Purchase Order

An official document a buyer issues to a supplier confirming an order, with the items, quantities, prices and delivery terms agreed. It creates a binding commitment to purchase once the supplier accepts it.

PoC — Person of Concern

An umbrella term used mainly by UNHCR for the categories of people it seeks to protect and assist, including refugees, asylum-seekers, internally displaced and stateless people. The same abbreviation is also used for "Protection of Civilians" in peacekeeping contexts, which is a separate meaning.

PoPalso Performance Period — Period of Performance

The official start and end dates during which grant activities may take place and costs may be charged. Spending outside this window is normally not allowed without a formal extension.

Prepaid Card

A payment card loaded with a set amount of value that recipients use to withdraw cash or buy goods. It is a common delivery mechanism for both cash and e-voucher programs.

Prepositioningalso stockpiling

Storing relief supplies in strategic locations before a crisis so they can be released immediately when needed. It cuts response times, especially in disaster-prone or hard-to-reach areas.

Protection Cluster

The cluster that coordinates efforts to keep people safe from violence, abuse, and exploitation and to uphold their rights during a crisis. It is led by UNHCR.

Protection mainstreaming

Building safety, dignity, meaningful access, participation, and accountability into all humanitarian activities, whatever the sector. It means every programme, from food to shelter, is designed and delivered so it does not create or worsen risks.

PSEAalso PSEAH — Protection from Sexual Exploitation and Abuse

Measures to prevent and respond to sexual exploitation and abuse of affected people by aid workers and related personnel. It is a core accountability obligation for all humanitarian organisations.

PSEAH — Protection from Sexual Exploitation, Abuse and Harassment

A broadened version of PSEA that explicitly covers sexual harassment of personnel in the workplace as well as exploitation and abuse of affected people. Some organisations use this term to signal that both are addressed together.

PSS — Psychosocial Support

Activities that help individuals and communities recover their emotional well-being and social functioning after adversity. Examples include support groups, structured play for children, and community activities.

R

R&Ralso RnR — Rest and Recuperation

Scheduled paid breaks away from a demanding or high-stress duty station to help staff recover and avoid burnout. It is a standard part of staff care in hardship and emergency postings.

RAM — Rapid Assessment for Markets

An ICRC market assessment tool used early in an emergency to quickly judge whether local markets can support a cash or voucher response. It is lighter and faster than a full EMMA study.

RC — Resident Coordinator

The most senior UN official in a country, who leads the UN development team and represents the UN to the government. In many crises the RC also serves as the Humanitarian Coordinator.

RCTalso randomised controlled trial — Randomized Controlled Trial

A study design that randomly assigns people to receive a program or not, then compares the two groups. Random assignment makes it a rigorous way to show a program caused an effect.

Referral pathwayalso Referral system

An agreed route for safely connecting a person to the services they need, such as health, psychosocial, legal, or security support. It sets out which organisation does what and how cases move between them with consent.

Restricted Transfer

Assistance that limits what recipients can buy or where they can spend it, such as a voucher usable only for certain goods or at certain shops. Restriction concerns use, not qualifying conditions.

Results Frameworkalso RF

A diagram showing how a project's outputs lead to outcomes and ultimately to a goal. It maps the logical chain of results a program aims to achieve.

RFA — Request for Applications

A donor announcement inviting organizations to apply for a grant or cooperative agreement. It is typically used for assistance awards where the donor supports the applicant's program rather than buying a specific service.

RFP — Request for Proposals

A solicitation inviting organizations to bid on delivering specific goods or services, usually leading to a contract. Unlike a grant application, it is focused on procuring a defined deliverable for the donor or client.

RFQ — Request for Quotation

A document sent to suppliers asking them to quote a price for specified goods or services. It is a standard early step in procurement, letting an organisation compare offers before choosing a vendor.

RHUalso Better Shelter — Refugee Housing Unit

A prefabricated, flat-pack modular shelter with a hard frame and lockable door, more durable and private than a tent. It is used as a family living unit or as space for clinics, offices and other services in displacement sites.

RRMalso RRM package — Rapid Response Mechanism

A pre-arranged system for delivering aid very quickly to newly displaced or newly accessible populations, usually within days of an alert. It typically provides a standard package of emergency items while fuller assessments are still under way.

RRPalso RRRP — Refugee Response Plan

An inter-agency plan, coordinated by UNHCR, setting out how organizations will assist refugees and the communities hosting them. Multi-country versions are called Regional Refugee Response Plans.

RUSF — Ready-to-Use Supplementary Food

A fortified food supplement used to treat moderate acute malnutrition, similar to RUTF but with a different nutrient composition. It is used in supplementary feeding programmes.

RUTFalso Plumpy'Nut — Ready-to-Use Therapeutic Food

An energy-dense, fortified paste (often peanut-based) used to treat severe acute malnutrition without needing refrigeration or preparation. It allows most children to be treated at home.

S

SADDalso Sex and Age Disaggregated Data — Sex and Age Disaggregated Data

Data broken down by both sex and age group, so results can be seen for women, men, girls, and boys separately. It is essential for gender- and age-sensitive programming.

Safe identificationalso Safe referral — Safe Identification and Referral

Recognising people at heightened protection risk and connecting them to help in a way that does not expose them to further harm, stigma, or breaches of confidentiality. It is a core skill for frontline staff who are not protection specialists.

Safeguarding

The measures organisations take to prevent their staff, programmes or operations from harming the people they serve, especially children and vulnerable adults. It covers protection from sexual exploitation and abuse as well as other forms of harm.

SAMalso SAM.gov — System for Award Management

The official U.S. government website where organizations must register to be eligible for federal grants and contracts. Registration must be kept active and renewed to keep receiving U.S. funds.

SAM — Severe Acute Malnutrition

The most severe form of wasting, where a child is extremely thin or has nutritional oedema and faces a high risk of death without treatment. It is identified by very low MUAC, very low weight-for-height, or bilateral oedema.

SCalso ITC, ITP — Stabilisation Centre

An inpatient facility that treats severely malnourished children with medical complications or no appetite until they are stable enough for outpatient care. It provides 24-hour medical and feeding support.

SEA — Sexual Exploitation and Abuse

Actual or attempted abuse of a position of vulnerability, power, or trust for sexual purposes, including profiting from the sexual exploitation of another person. In humanitarian settings it refers specifically to such acts committed by aid workers or associated personnel against affected people.

Sector

A coordination group that works like a cluster but is used mainly in UNHCR-led refugee responses rather than under the formal cluster system. Sectors and clusters serve the same purpose of organizing agencies by area of work.

SFP — Supplementary Feeding Programme

A feeding programme that provides additional nutritious food to prevent or treat moderate malnutrition among vulnerable groups. It can be targeted (TSFP) to malnourished individuals or blanket (BSFP) to a whole group.

SGBV — Sexual and Gender-Based Violence

An umbrella term for violence that is sexual in nature or driven by gender inequality, used interchangeably with GBV by many agencies. Some organisations use it to emphasise the sexual violence dimension explicitly.

Shelter Cluster

The cluster that coordinates emergency shelter and household items for people who have lost their homes. It is convened by IFRC in disasters and led by UNHCR in conflict situations.

SIDA — Swedish International Development Cooperation Agency

Sweden's government agency for development cooperation and humanitarian aid, and a significant donor known for flexible funding. It supports NGOs and multilateral partners around the world.

SLTS — School-Led Total Sanitation

An approach that uses schools and schoolchildren to drive better sanitation and hygiene in the wider community. It is a school-focused variant of community-led total sanitation.

SMARTalso SMART indicator — Specific, Measurable, Achievable, Relevant, Time-bound

A checklist for writing good objectives and indicators so they are clear and trackable. A SMART indicator states exactly what, how much, and by when.

SMART surveyalso SMART — Standardized Monitoring and Assessment of Relief and Transitions survey

A standardised household survey method used to measure malnutrition and mortality rates in a population. Its results guide decisions on whether and how to scale up nutrition programmes.

SMEB — Survival Minimum Expenditure Basket

A reduced MEB covering only items essential for immediate survival, such as food, water, and shelter. It sets a lower, life-saving threshold for transfer values in acute emergencies.

SODIS — Solar Disinfection

A household water treatment method that fills clear plastic bottles with water and leaves them in full sunlight for several hours to kill germs. It is a low-cost option where other treatment is unavailable.

SOPalso SOPs — Standard Operating Procedure

A written, step-by-step guide describing how a specific task or process should be carried out consistently. SOPs help staff act the same way across an organisation and are common for referrals, procurement and security.

SOWalso Scope of Work — Statement of Work

A document that spells out the specific tasks, deliverables, and timeline expected under an award or contract. It defines exactly what the organization is being funded to do.

Spherealso Sphere standards — Sphere Handbook (Humanitarian Charter and Minimum Standards)

The best-known set of minimum standards for humanitarian response — covering WASH, food security and nutrition, shelter and health — with quantified benchmarks programmes aim to meet.

SRH — Sexual and Reproductive Health

Health services relating to reproduction, including family planning, safe pregnancy and delivery, and prevention of sexually transmitted infections. In emergencies these services are prioritised through the MISP.

SRMalso SRA — Security Risk Management

The structured process of identifying, assessing and reducing security risks to staff and operations. It produces plans and measures that let programmes continue as safely as possible in insecure environments.

Sub-awardalso Sub-grant

A portion of a grant that the main recipient passes on to another organization to carry out part of the work. The lead (prime) recipient remains responsible to the donor for how sub-award funds are used.

Survivor-centred approachalso Survivor-centered approach

A way of working with people who have experienced violence that puts their rights, needs, wishes, safety, and dignity first. It rests on respect, confidentiality, non-discrimination, and the survivor's right to make their own decisions.

T

ToC — Theory of Change

A description of how and why a project is expected to lead to change, mapping the steps from activities to long-term impact. It makes the assumptions behind a program explicit.

ToR — Terms of Reference

A document setting out the purpose, scope, roles, deliverables and responsibilities for a piece of work, a role or a group. It defines what is expected before an assessment, consultancy or committee begins.

Transfer Valuealso Transfer Amount

The specific amount of cash or voucher credit given to each household or individual per distribution. It is usually calculated from the MEB or SMEB and household size.

Transitional shelteralso T-shelter

An upgradable shelter that bridges the gap between emergency tents and permanent housing, designed to be reused, relocated or built upon. It gives displaced families a more durable place to live while longer-term solutions are found.

Triangulation

Cross-checking a finding using more than one source, method, or person to increase confidence that it is true. If different data agree, the conclusion is stronger.

TSFP — Targeted Supplementary Feeding Programme

A programme that provides extra nutritious food to children and pregnant or breastfeeding women identified as moderately malnourished. It aims to treat MAM and prevent it worsening into SAM.

U

UASCalso UAM — Unaccompanied and Separated Children

Children who are without any adult caregiver (unaccompanied) or who are separated from their previous legal or customary caregiver but may be with other relatives (separated). They are a priority group for child protection because of heightened risk.

UEI — Unique Entity Identifier

A 12-character code that identifies an organization in the U.S. government's award system, assigned through SAM.gov. It replaced the older DUNS number in 2022.

Unconditional Transfer

Cash or vouchers given with no requirement for recipients to do anything in return. Most emergency cash assistance is unconditional.

UNCT — United Nations Country Team

The team of UN agencies working in a country, usually focused on longer-term development and led by the Resident Coordinator. It operates alongside the Humanitarian Country Team during a crisis.

UNDAC — United Nations Disaster Assessment and Coordination

A standby team of experts that OCHA can deploy within hours of a sudden disaster to assess needs and set up on-site coordination. It supports national authorities in the first phase of an emergency.

UNFPAalso UN Population Fund — United Nations Population Fund

The UN agency for sexual and reproductive health, which supports maternal care and services for survivors of gender-based violence in emergencies. It leads the gender-based violence area of responsibility within the Protection cluster.

UNHCRalso UN Refugee Agency — United Nations High Commissioner for Refugees

The UN refugee agency, which protects and assists people forced to flee across borders and, in many crises, those displaced within their own country. It leads the Protection cluster and, in conflicts, the Shelter and CCCM clusters.

UNICEFalso UN Children's Fund — United Nations Children's Fund

The UN agency for children, working on their survival, health, nutrition, education, and protection. It leads the WASH and Nutrition clusters and co-leads Education.

Uniform Guidancealso 2 CFR 200 — Uniform Administrative Requirements, Cost Principles, and Audit Requirements (2 CFR 200)

The set of U.S. federal rules governing how recipients manage, spend, and account for federal grant money. It covers allowable costs, procurement, and audit requirements for organizations receiving U.S. funds.

Unrestricted Transfer

Assistance, typically cash, that recipients can spend on anything they choose, anywhere they choose. Multipurpose cash is the classic example.

USAID — United States Agency for International Development

The U.S. government's main agency for international development and humanitarian assistance, and historically one of the largest bilateral donors worldwide. It funds NGOs through grants, cooperative agreements, and contracts.

UXO — Unexploded Ordnance

Explosive weapons that were fired or dropped but did not go off, remaining live and dangerous. Coming across them is a serious threat during and after conflict.

V

VAC — Violence Against Children

All forms of physical, sexual, or emotional harm, neglect, and exploitation affecting people under 18. Preventing and responding to it is central to child protection work.

Value Voucheralso Cash Voucher

A voucher worth a fixed cash amount that recipients can spend on any goods offered by participating vendors, up to that value. It gives more choice than a commodity voucher but less than cash.

VfM — Value for Money

An approach to judging whether funds are spent well, weighing economy, efficiency, effectiveness, and often equity. Donors such as the UK's FCDO require organizations to demonstrate value for the money spent.

VIP latrinealso VIP — Ventilated Improved Pit latrine

An improved pit latrine with a vent pipe that reduces odours and traps flies, making it more hygienic than a basic pit latrine. It is a common sanitation option in humanitarian settings.

Voucher

A paper or electronic token that recipients exchange for goods or services from approved vendors, up to a set value or for set items. Vouchers restrict spending more than cash does.

W

WASH — Water, Sanitation and Hygiene

The sector covering safe drinking water, toilets and safe waste disposal, and hygiene practices such as handwashing. Good WASH is essential to prevent disease, especially in outbreaks and displacement.

WASH Clusteralso WASH — Water, Sanitation and Hygiene Cluster

The cluster that coordinates safe water, toilets, and hygiene support to prevent disease in emergencies. It is led by UNICEF.

water quality

How safe and clean water is for drinking, judged by tests for germs (such as E. coli), chlorine levels, turbidity, and taste or smell. Monitoring water quality is essential to prevent waterborne disease.

Waybillalso consignment note, delivery note

A transport document that travels with a shipment listing what is being moved, from where, to where and for whom. It is signed at each handover and used to confirm delivery and reconcile stock.

WFP — World Food Programme

The United Nations agency responsible for food assistance, and a lead provider of logistics and supply-chain services in emergencies. It leads the Logistics Cluster on behalf of the wider humanitarian community.

WGSSalso Women and Girls Safe Spaces — Women and Girls Safe Space

A dedicated place where women and girls can gather safely, access information and support services, and rebuild social networks. It is a common entry point for gender-based violence prevention and response.

WHO — World Health Organization

The UN agency responsible for global public health, including coordinating the health response in emergencies. It is the lead agency for the Health cluster.

WHZalso WFH — Weight-for-Height Z-score

A measurement that compares a child's weight to the expected weight for their height, used to identify wasting. Scores well below the reference median indicate moderate or severe acute malnutrition.

X

XLSForm

A standard way of designing digital survey forms using a spreadsheet, which is then converted into a mobile data-collection form. It is the common format behind KoBo and ODK.

A plain-language reference to help you understand common terms — always follow your donor's or cluster's own definitions for formal use.

Acronym decoder

From jargon to delivery.

The acronyms above describe the work Humanitarian Ops runs end to end — grants, MEAL, beneficiaries, distributions and donor reporting. See how it fits your team — we usually reply within 24 hours.

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