USC
United States Code
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USCG
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United States Coast Guard
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USCGR
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United States Coast Guard Reserve
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USCINCPAC
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Command In Chief, United States Pacific Command
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USCINCSO
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Command In Chief, United States Southern Command
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USCINCSOC
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Command In Chief, United States Special Operations Command
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USCINCTRANS
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Commander In Chief, United States Transportation Command
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USCOLD
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United States Committee On Large Dams
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USDA
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United States Department of Agriculture
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USDOI
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United States Department of the Interior
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USDOL
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United States Department of Labor
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USFA
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United States Fire Administration
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USFS
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United States Forest Service
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USFWS
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United States Fish and Wildlife Service
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USG
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United States Government
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USGS
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United States Geological Survey
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USIA
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United States Information Agency
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USJFCOM
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United States Joint Forces Command
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USMC
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United States Marine Corps
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USML
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United States Munitions List
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USMRICD
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US Army Medical research Institute of Chemical Defense
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USMRIID
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US Army Medical Research of Infectious Diseases
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USMS
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United States Marshals Service
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USMTF
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United States Message Text Format(ting)
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USN
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United States Navy
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USNORTHCOM
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United States Northern Command
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USOC
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United States Olympic Committee
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USPACOM
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United States Pacific Command
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USPHS
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United States Public Health Service
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USPS
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United States Postal Service
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US&R
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Urban Search and Rescue (also USAR)
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USS
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1) United States Senate
2) United States Ship
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USSOCOM
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United States Special Operations Command
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USSOUTHCOM
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United States Southern Command
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USSPACECOM
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United States Space Command
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USSS
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United States Secret Service
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UST
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Underground Storage Tank
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USSTRATCOM
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United States Strategic Command
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USTRANSCOM
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United States Transportation Command
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USVI
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United States Virgin Islands
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UTC
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1) Universale Temps Coordinaire (i.e., Coordinated Universal Time)
2) Unit Type Code
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UTM
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Universal Transverse Mercator
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UV
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Ultraviolet
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UVI
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Ultraviolet Index
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VA
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1) Vulnerability Assessment
2) Department of Veteran’s Affairs
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VAL
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Voluntary Agency Liaison
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VAMC
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Veteran’s Administration Medical Center
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VCR
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Video Cassette Recorder
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VCU
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VOLAG Coordination Unit
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VDU
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1) Visual Display Unit
2) Visual Docking Unit
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VEE
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Venezuelan Equine Encephalitis
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VEI
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Volcanic Explosivity Index
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VERA
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Voluntary Early Retirement Authority
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VGA
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Video Graphics Adapter
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VHA
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Veterans Health Administration
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VHF
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Very High Frequency
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VI
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Virgin Islands
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VIG
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Vaccinia Immuno Globulin
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VIK
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Value-In-Kind
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VIP
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1) Very Important Person
2) Volunteer Incentive Program
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VIPS
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Volunteers In Police Service
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VISC
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Visual Information Support Center
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VISN
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Veterans Integrated Services Network
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VISTA
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Volunteers In Service To America
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VITA
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Volunteers In Technical Assistance
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VITEMA
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Virgin Islands Territorial Emergency Management Agency
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VLF
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Very Low Frequency
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VNPSC
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Virginia National Processing Service Center
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VOAD
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Voluntary Organizations Active in Disaster
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VOLAG
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Voluntary Agency(ies)
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VORTEX
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Verification of the Origin of Rotation in Tornadoes Experiment
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VS
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Victim Support
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VSAB
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Vehicle Storage Administration Building
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VST
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Victim Support Task (NTSB)
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VTC
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Video Tele-Conference(ing)
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VX
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Mustard-Lewisite mixture and Phosgene (symbol for)
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V-Zone
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Coastal High Hazard Area
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WAE
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When Actually Employed
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WAN
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Wide Area Network
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WAR
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Weekly Activity Report
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WARNO
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Warning Order
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WATS
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Wide Area Telecommunications Service
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WAWAS
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Washington Area Warning System
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WAWTAP
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Wind And Water Technical Assistance Program
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WB
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Wideband
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WCATWC
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West Coast & Alaska Tsunami Warning Center
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WEE
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Western Equine Encephalitis
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WEL
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Women’s Executive Leadership Program
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WEM
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Workshop in Emergency Management
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WER
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Weapons-Effect Reporting
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WFU
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Wildland Fire Use
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WG
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1) Wage Grade
2) Working Group
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WGI
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Within-Grade Increase
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WH
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White House
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WHCA
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White House Communications Agency
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WHMO
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White House Military Office
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WHO
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World Health Organization
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WHS
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Washington Headquarters Services
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WHSR
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White House Situation Room
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WIMS
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Weather Information Management System
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WIN
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WWMCCS Intercomputer Network
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WITS
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Washington Interagency Telecommunications System
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WMD
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1) Weapon(s) of Mass Destruction
2) Water Management District
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WMO
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World Meteorological Organization
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WO
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1) Work Order
2) Warrant Officer
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WORM
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Write Once - Read Many
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WP
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1) Word Processing
2) White Phosphorus
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WPS
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1) Water Purification System
2) Word Processing System
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WRDA
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Water Resources Development Act
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WRIST
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Weather Radar Identification of Severe Thunderstorms
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WRM
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War Reserve Material
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WSR
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Weather Surveillance Radar
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WSSPC
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Western States Seismic Policy Council
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WTC
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World Trade Center
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WWU
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Watch and Warning Unit
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WWW
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World Wide Web
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WYO
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Write Your Own (Insurance)
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WYSIWYG
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What You See Is What You Get
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YCC
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Youth Conservation Corps
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YLD
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1) Yield
2) Young Lawyers Division (ABA)
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ZBB
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Zero-Based Budgeting
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ZECP
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Zone Emergency Communications Planner
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ZFP
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Zone Forecast Product
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ZONE A
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Special Flood Hazard Area inundated by the 100-year flood; base flood elevations are not determined
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ZONE A1 to A30
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Special Flood Hazard Area inundated by the 100-year flood; base flood elevations are determined
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ZONE AE
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Special Flood Hazard Area inundated by the 100-year flood; base flood elevations are determined
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ZONE AH
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Special Flood Hazard Area inundated by the 100-year flood; flood depths of 1 to 3 feet (usually areas of ponding); base flood elevations are determined
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ZONE AO
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Special Flood Hazard Area inundated by the 100-year flood; with flood depths of 1 to 3 feet (usually sheet flow on the sloping terrain); average depths are determined. For areas of alluvial fan flooding, velocities are also determined
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ZONE AR
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Special Flood Hazard Area that results from the decertification of a previously accredited flood protection system that is in the process of being restored to provide a 100-year or greater level of flood protection
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ZONE A99
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Special Flood Hazard Area inundated by the 100-year flood to be protected from the 100-year flood by a Federal flood protection system under construction; base flood elevations are not determined
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ZONE B
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Area of 500-year flood; area subject to the 100-year flood with average depths of less than 1 foot or with contributing drainage area less than one square mile; and areas protected by levees from the base flood
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ZONE C
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Area determined to be outside the 500-year floodplain
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ZONE D
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Area in which flood hazards are undetermined
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ZONE V
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Special Flood Hazard Area inundated by the 100-year flood; coastal floods with velocity hazards (wave action); base flood elevations are not determined
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ZONE VE
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Special Flood Hazard Area inundated by the 100-year flood; coastal floods with velocity hazards (wave action); base flood elevations are determined
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ZONE V1 to V30
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Special Flood Hazard Area inundated by the 100-year flood; coastal floods with velocity hazards (wave action); base flood elevations are determined
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ZONE X
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If unshaded: Area determined to be outside the 500-year floodplain
If shaded: Area of 500-year flood; area subject to the 100-year flood with average depths of less than 1 foot or with contributing drainage area less than one square mile; and areas protected by levees from the base flood
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Zr
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Zirconium (symbol for)
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ZULU
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Greenwich Mean Time
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ZWA
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Zonal Wind Anomaly
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