U

U

(Chem.) uranium

u

(Mech.) linear velocity

u.

uncle, unit, university, upper

U.

university

U. S.

United States

U. S. A.

United States Army, United States of America,

Union of South Africa

U. S. A. F.

United States Air Force

U. S. C. G.

United States Coast Guard

U. S. I. A.

United States Information Agency

U. S. M.

United States mail

U. S. M. A.

United States Military Academy

U. S. N. A.

United States National Army,

United States Naval Academy

U. S. N. G.

United States National Guard

U. S. S. R.

Union of Soviet Socialist Repablics

U. T.

(Astron.) universal time

U.A.R.

United Arab Republic

u.c.

upper case (capital letter or letters)

U.D.C.

(Eng.) upper deed center

U.H.F. or uhf. or u.h.f.

ultrahigh frequency

U.K.

United Kingdom

U.N.

United Nations

U.O.C.

(Eng.) ultimate operational capability

U.P.O.

undistorted power output

UAC

Universal Avionics Computer

UAE

United Arab Emirates

UAEAF

United Arab Emirates Air Force

UA-HHV

Up-Armored HMMWV

UAV

Unmanned Aerial Vehicle

UAWS

USAREUR Automated Weather System

UCMJ

Uniform Code of Military Justice

UCPS(DU)

Unhardened Collective Protection System (for Desert Use)

UCS

Utilities Control System

UDL

The Universal DataLink

UET

Universal engineer tractor

UFCD

Up-Front Control Display

UFCP

Up-Front Control Panel

UFD

Up-Front Display

UFDR

Universal Flight Data Recorder

ug/liter

micrograms per liter (liquid measure)

UGM

Underwater-launched surface attack guided missile designator

UGT

urgent

UHCA

Ultra-high capacity airliner.

UHF

Ultra High Frequency

UK

United Kingdom

UKADGE

United Kingdom Air Defence Ground Environment

UKADR

UK air defence region

UKIRCM

United Kingdom Infra-Red CounterMeasures

ULAIDS

Universal Locator Airborne Integrated Data System

ULC

Unit load container

ULN

Unit Line Number

ult.

ultimate, ultimately, ultimo

Ulto.

ultimo

UMIDS

Universal mine-dispensing system

UMMIPS

Uniform Military Management and Movement Indicator System

UN

United Nations

UNAMIR

United Nations Assistance Mission for Rwanda

unan.

unanimous

UNAVEM I

United Nations Angola Verification Mission

UNAVEM III

United Nations Angola Verification Mission III

UNCHS

United Nations Center for Human Settlements (Habitat)

UNCRO

United Nations Confidence Restoration Operation in Croatia

UNCTAD

United Nations Conference on Trade and Development

UND

Urgency of Need Designator

UNDOF

United Nations Disengagement Observer Force

UNDP

United Nations Development Program

UNEP

United Nations Environment Program

UNESCO

United Nations Educational, Scientific, and Cultural Organization

UNESCO,

United Nations Educational, Scientific,

and Cultural Organization

UNFICY

United Nations Force in Cyprus

UNFICYP

United Nations Peace-keeping Force in Cyprus

UNFPA

United Nations Fund for Population Activities; see UN Population Fund (UNFPA)

UNHCR

United Nations High Commissioner for Refugees

UNHCR

United Nations Office of the High Commissioner for Refugees

UNICEF

United Nations Children's Fund

UNICEF

United Nations Children’s Fund

UNIDO

United Nations Industrial Development Organization

UNIFEM

United Nations Development Fund for Women

UNIFIL

United Nations Interim Force in Lebanon

UNIKOM

United Nations Iraq-Kuwait Observation Mission

UNITAR

United Nations Institute for Training and Research

Univ.

universal, university

UNMIBH

United Nations Mission in Bosnia and Herzegovina

UNMIH

United Nations Mission in Haiti

UNMOGI

United Nations Military Observer Group in India and Pakistan

UNMOP

United Nations Mission of Observers in Prevlaka

UNMOT

United Nations Mission of Observers in Tajikistan

UNOMIG

United Nations Observer Mission in Georgia

UNOMIL

United Nations Observer Mission in Liberia

UNOMOZ

United Nations Operation in Mozambique

UNOMSIL

United Nations Mission of Observers in Sierra Leone

UNOMUR

United Nations Observer Mission Uganda-Rwanda

UNOSOM

United Nations Operation in Somalia

UNOSOM II

United Nations Operation in Somalia II

UNPREDEP

United Nations Preventive Deployment Force

UNPROFO

United Nations Protection Force

UNRISD

United Nations Research Institute for Social Development

UNRWA

United Nations Relief and Works Agency for Palestine Refugees in the Near East

UNRWA,

United Nations Relief and Works Agency

uns.

unsymmetrical

UNSC

United Nations Security Council

UNSCOM

United Nations Special Commission

UNSMIH

United Nations Support Mission in Haiti

UNTAC

United Nations Transitional Authority in Cambodia

UNTAES

United Nations Transitional Administration in Eastern Slavonia, Baranja, and Western Sirmium

UNTSO

United Nations Truce Supervision Organization

UNU

United Nations University

UP

under proof

up.

upper

UPI

United Press International

upper surface

Turbofan exhaust vented over upper surface

UPU

Universal Postal Union

UPU

Universal Postal Union

Ur

(Chem.) uranium

URG

under way replenishment group (in Military Balance)

URR

Ultra Reliable Radar

US

United States

US gallon

0.83267 Imperial gallon 3.785 liters.

USA

United States of America

usable fuel

Total mass of fuel consumable in flight, usually 95-98 per cent of system capacity.

USACE

U.S. Army Corps of Engineers

USACMLS

US Army Chemical School and Center

USAF

United States Air Force

USAFE

U.S. Air Force Europe

USAFR

United States Air Force Reserve

USAFR

USAF, Reserves

USAMRDC

United States Army Medical Research and Development Command

USANCA

US Army Nuclear and Chemical Agency

USANG

United States Air National Guard

USAR

United States Army Reserves

USAREUR

United States Army Europe

USB

upper sideband

USC

United States Code

USCENTCOM

U.S. Central Command

USCG

U.S. Coast Guard

USCINCCENT

Commander-in-Chief, U.S. Central Command

USD

Unmanned surveillance drone

USDAO

U.S. Defense Attache Office

USEUCOM

U.S. European Command

USG

United States Government

USGW

underwater-to-surface GW (in Military Balance)

USIA

U.S. Information Agency

USMC

U.S. Marine Corps

USMCR

USMC Reserves

USN

U.S. Navy

USN

United States Navy

USNAVCENT

U.S. Navy, U.S. Central Command

USNR

U.S. Navy Reserve

USPACCOM

U.S. Pacific Command

USSOCOM

U.S. Special Operations Command

USSOUTHCOM

U.S. Southern Command

USSPACECOM

U.S. Space Command

USSR

Union of Soviet Socialist Republics (Soviet Union); used for information dated before 25 December 1991

USSR/E

USSR/Eastern Europe

USSR/EE

Union of Soviet Socialist Republics/Eastern Europe

USTRANSCOM

U.S. Transportation Command

USTS

UHF Satellite Tracking (or Terminal) System

usu.

usual, uaually

usw

(G. und so weiter) et cetera

Ut.

Utah

UTC

Unit Type Code

UTE

Utilization Rate

utl

utility

UTM

universal transverse Mercator

UUGW

underwater-to-underwater GW (in Military Balance)

UUV

Unmanned undersea vehicle

UV

ultraviolet

UV

ultraviolet

UW

underwriter

ux.

 wife

UXO

Unexploded ordnance/object