ACRONYM
|
DEFINITION
|
CONTRIBUTOR
|
U.K. |
United Kingdom |
CASI |
U.S. |
United States |
CASI |
U.S.S.R. |
Union of Soviet Socialist Republics (Now
CIS) |
CASI |
U/V |
Under Voltage |
Goddard |
UA |
University of Arizona |
Goddard |
UAF |
Universe Astronautics Foundation |
CASI |
UAF |
University of Alaska, Fairbanks |
CASI |
UAI |
Use As Is |
Goddard |
UAIC |
Unified Aerodynamic Influence Coefficient |
CASI |
UAM |
Urban Air shed Model |
Goddard |
UARP |
Upper Atmosphere Research Program |
Goddard |
UARS |
Upper Atmosphere Research Satellite |
CASI |
UART |
Universal Asynchronous Receiver/Transmitter |
Goddard |
UAS |
Urgent Action Survey |
Goddard |
UASE |
UARS Airborne Support Equipment |
Goddard |
UAV |
Uninhabited Aircraft Vehicle |
STIPO |
UAV |
Unmanned Aerial Vehicle |
CASI |
UBA |
Umweltbundesamt (Federal Office of Environment) |
CASI |
UBV |
(UltravioletBlueVisual in astronomy) |
CASI |
UBVRI |
(Refers to five stellar colors: ultraviolet,
blue, violet, red, and infrared) |
CASI |
UC |
University of California |
Goddard |
UCAID |
University Corporation for Advanced Internet
Development |
CASI |
UCAR |
University Corporation for Atmospheric
Research |
Goddard |
UCB |
Ultraviolet Coronal Berkeley |
Goddard |
UCB |
University of California at Berkeley |
Goddard |
UCB |
University of Colorado-Boulder |
Goddard |
UCD |
Urine Collection Device |
CASI |
UCLA |
University of California Los
Angeles |
Goddard |
UCOS |
Universal Checkout Stations |
Goddard |
UCSB |
University of California, Santa
Barbara |
Goddard |
UCSD |
University of California, San
Diego |
Goddard |
UDE |
Underwater Detection Establishment (Great
Britain) |
CASI |
UDETA |
Unsymmetric Diethyltrianine |
CASI |
UDF |
Unit Development Folder |
Goddard |
UDK |
Environmental Data Catalog (Umweltdatenkatalog) |
CASI |
UDL |
Unique Data Log |
Goddard |
UDMH |
Unsymmetric Dimethyl Hydrazine |
CASI |
UDOFT |
Universal Digital Operational Flight Trainer |
CASI |
UDOP |
Ultrahigh Frequency Doppler (tracking system) |
CASI |
UDP |
User Datagram Protocol |
Goddard |
UELV |
Ultralite Expendable Launch Vehicle |
Goddard |
UESP |
University Earth Science Pathfinder |
Goddard |
UFI |
Uniform Files Index |
Langley |
UFLB |
Unaberrated Focused Light Beam |
Goddard |
UFO |
User Files On-line |
Goddard |
UFO |
Unidentified Flying Object |
CASI |
UGC |
Uppsala General Catalog (galaxies) |
CASI |
UHDR |
Ultra High Data Rate |
Goddard |
UHF |
Ultra High Frequency |
CASI |
UHTREX |
Ultra High Temperature Reactor Experiment |
CASI |
|
|
|
UI |
University of Iowa |
Goddard |
UIA |
Unassigned Integer Arithmetic |
Goddard |
UID |
User Identifier |
Goddard |
UIID |
Unique Instrument Interface Document |
Goddard |
UIR |
Unidentified Infrared Feature |
Goddard |
UIR |
User Incident Report |
CASI |
UIRC |
Unidentified Infrared Feature
Carriers |
Goddard |
UIT |
Ultraviolet Imaging Telescope |
Goddard |
UIT |
Ultraviolet Imaging Telescope (Shuttle payload) |
CASI |
UK |
United Kingdom |
Goddard |
UKMO |
United Kingdom Meteorological
Office |
Goddard |
ULA |
Underwater Location Aids |
CASI |
ULC |
Unpressurized Logistics Carrier |
CASI |
ULE |
Ultra Low Expansion |
Goddard |
ULIRG |
Ultra Luminous Infrared Galaxy |
Goddard |
ULM |
Ultrasonic Line Modulator |
CASI |
ULP |
Ultra Low Chamber Pressure |
CASI |
ULX |
Ultra-Luminous X-ray (Source) |
CASI |
ULYSSES |
(Formerly ISPM International Solar Polar
Mission) |
CASI |
UM |
UARS Missions |
Goddard |
UMAC |
Upper Midwest Aerospace Consortium |
Goddard |
UMCP |
University of Maryland, College
Park |
Goddard |
UMD |
University of Maryland |
Goddard |
UMSOC |
University of Maryland Science
Operation Center |
Goddard |
UMTA |
Urban Mass Transit Administration |
CASI |
UN |
United Nations |
Langley |
UND |
University of National
Defense (Previously ICAF & National War |
CASI |
UNDP |
United Nations Development Program |
CASI |
UNEP |
United Nations Environment Program |
CASI |
UNESCO |
United Nations Educational, Scientific and
Cultural Organization |
CASI |
UnESS |
University-class Earth System
Science |
Goddard |
UNEX |
UNiversity EXplorer |
CASI |
UNH |
University of New Hampshire |
Goddard |
UNICODE |
Unique Injector Concepts Development |
CASI |
UNISTAR |
User Network for Information Storage, Transfer,
Acquisition and |
CASI |
UNIX |
An operating system software
(Computer science) |
Langley |
UNM |
University of New Mexico |
Goddard |
UOF |
Unit of Functionality |
Goddard |
UOG |
User and Operations Guide |
Goddard |
UPD |
User Performance Data |
Goddard |
UPN |
Unique Project Number |
Goddard |
UPS |
Undergraduate Professional Study
Program |
Goddard |
UPS |
Uninterruptible Power Source |
Goddard |
UPS |
Uninterruptible Power Supply |
Goddard |
UPS |
User Planning System |
Goddard |
UQL |
Upper Quasihomogeneous Layer |
CASI |
UQPSK |
Unbalanced Quadriphase Shift
Key/Keying |
Goddard |
URA |
Uniformly Redundant Array |
CASI |
URI |
Universal Resource Indicator |
CASI |
URL |
Uniform Resource Locator |
Goddard |
URL |
Universal Resource Locator |
CASI |
URN |
Universal Resource Name |
CASI |
UROP |
Undergraduate Research Opportunities
Program |
Goddard |
URSI |
International Union of Radar
Science |
Langley |
URSI |
Union Radio Scientific International |
CASI |
|
|
|
US |
Unitary Symmetry |
CASI |
US PRO |
U. S. Product Data Association |
Goddard |
US TAG |
U. S. Technical Advisory Group |
Goddard |
USA |
United Space Alliance |
Goddard |
USA |
United States Army |
CASI |
USA |
United States of America |
CASI |
USAF |
United States Air Force |
CASI |
USAFET |
United States Air Forces in Europe (Turkey) |
CASI |
USAJFKSWCS |
US Army John F. Kennedy Special Warfare Center
and School |
CASI |
USB |
Unified S-Band |
Goddard |
USB |
User’s Support Branch |
Goddard |
USC |
United States Code |
CASI |
USC |
University of Southern California |
CASI |
USCG |
United States Coast Guard |
CASI |
USDA |
United States Department of Agriculture |
CASI |
USE |
Undergraduate Study Education
Program |
Goddard |
USE |
User Support Environment |
CASI |
USEPPA |
Universal System of Units of Industrial Pneumatic
Automation |
CASI |
USF |
UltraSonic Fatigue |
CASI |
USF |
University of San Francisco |
CASI |
USF |
University of South Florida |
CASI |
USFWS |
U.S. Fish and Wildlife Service |
Goddard |
USGCRP |
U.S. Global Change Research Program |
Goddard |
USGCRP |
United States Global Change Research Program |
CASI |
USGS |
U.S. Geological Survey |
Goddard |
USGS |
United States Geological Survey |
Langley |
USGS |
Geological Survey, Denver, CO |
CASI |
USGS |
Geological Survey, Washington, DC |
CASI |
USIP |
United States Innovation Partnership |
Langley |
USL |
Navy Underwater Sound Lab., Fort Trumbull,
New London, CT |
CASI |
USL |
United States Laboratory |
CASI |
USML |
United States Microgravity Laboratory |
CASI |
USML |
United States Munitions List |
CASI |
USMP |
United States Microgravity Payload |
CASI |
USN |
United States Navy |
CASI |
USN |
Universal Space Network |
CASI |
USNA |
United States Naval Academy |
Goddard |
USNO |
U.S. Naval Observatory |
Goddard |
USO |
Ultra Stable Oscillator |
Goddard |
USOC |
United States Operations Center |
Goddard |
USP/ESS |
Unmanned Spacecraft Panels/Environmental
Satellite Subpanel |
CASI |
USPO |
Urban Systems Project Office |
CASI |
USRA |
Universities Space Research Association |
CASI |
USRL |
Navy Underwater Sound References Lab., Orlando,
FL |
CASI |
USS |
User Services Subsystem |
Goddard |
USS |
Unique Support Structure |
CASI |
USSPACECOM |
United States Space Command |
Goddard |
UST |
Universal Standard Time |
Goddard |
|
|
|
UT |
University of Texas |
Goddard |
UT |
Universal Time |
CASI |
UT |
Upper Troposphere |
CASI |
UT/LS |
Upper Troposphere/Lower Stratosphere |
CASI |
UT1 |
Universal Time System one |
CASI |
UTC |
Universal Time Clock |
Goddard |
UTC |
Universal Time Code |
Goddard |
UTC |
Upper Tropospheric Clouds |
Langley |
UTC |
Universal Time Coordinated |
CASI |
UTCF |
Universal Time Correlation Factor |
Goddard |
UTCPAB |
Unified Triservice CognitivePerformance Assessment
Battery |
CASI |
UTDF |
Universal Tracking Data Format |
CASI |
UTE |
Unit Test Equipment |
Goddard |
UTM |
Universal Transverse Mercator |
CASI |
UTMC |
United Technologies Microelectronics
Corporation |
Goddard |
UTMC |
United Technologies Microprocessor
Chip |
Goddard |
UTMC |
Universal Time Master Clock |
Goddard |
UTMC |
Utah Microelectronic Center |
Goddard |
UTS |
Ultimate Tensile Strength |
CASI |
UTTAS |
Utility Tactical Transport Aircraft System |
CASI |
UUT |
Unit Under Test |
Goddard |
UV |
Ultraviolet |
CASI |
UVa |
University of Virginia |
Goddard |
UV-B |
Ultraviolet-B |
Goddard |
UVCS |
Ultraviolet Coronal Spectrometer |
Goddard |
UVPI |
Ultraviolet Plume Imager |
CASI |
UVR |
Ultraviolet Radiation |
CASI |
UVS |
Ultraviolet Spectrometer |
CASI |
UVSP |
Ultraviolet Spectrometer Polarimeter |
CASI |
UW |
University of Washington |
Goddard |
UW |
University of Wisconsin |
Goddard |
UWG |
User Working Group |
CASI |
UWT |
Unitary Wind Tunnel |
Langley |
UXO |
UneXploded Ordnance |
CASI |
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