Original LANL PDF files for printing:
A-F	G-L	M-R	S-Z

		V	Return to Alphabet

V	vacation (attendance code)
V	V-Site (TA-25)
VA	Veteran¹s Administration
VA	vital area
VA	vulnerability assessment
VAD	ventricular assist device
VADM	vice admiral
VAFB	Vandenberg Air Force Base
VAFC	VESA Advanced Feature Connections
VAL	vehicle administrative liaison
VAM	vibration acoustical monitoring
VAMS	Visits & Assignments Management System
VAN	value-added network
VAR	vacuum arc remelt
VAR	value-added reseller (agreement)
VAR	variance analysis report
VAR	visual-aural range
VASA	visual approach slope indicator
VAT	value-added tax
VAT	vinyl asbestos tile
VAX	virtual address extension (DEC computer)
VB	valance band
VB	vapor barrier
VBE/AI	VESA BIOS extension/audio interface
vBNS	very-high-speed backbone network server
VBR	variable bit rate
VC	vaporizer concentrate
VC	virtual circuit
V/C	vaporization/condensation
VCA	voluntary corrective/cleanuup action
VCM	vinyl chloride monomer
VCO	voltage-controlled oscillator
VCP	vitrified clay pipe
VCR	variable compression ratio
VCR	video cassette recorder
VDI	video device interface
VDISK	virtual disk
VD/OS	vacuum distillation/overflow sampler
VdP	Van der Pol
VDT	video display terminal
VDTT	velocity, density, thermocouple tree
VDU	video display unit

VE - VJ

VE	(Isotope Production & Distribution fund type code)
VE	value engineering
VE	vertical elutriators
VE	visual emissions
VENTSY	ventilation system unavailability
VEO	visible emission observation
VEOR	variable efficiency output rhomb
VER	volume expansion ratio
VERIP	voluntary early retirement incentive program
VERONICA very easy rodent-oriented net-wide index to computerized archives
VES	vapor extraction system
VES	Visitor and Educational Services, 08/80­
VESA	Video Electronics Standards Association
VF	vaporizer feed
VFC	variable-flow cooling
VFD	volunteer fire department
VFI	void fraction instrument
VFQ	variable-field quadrupole
VFR	visual flight rules
VFW	video for Windows (Microsoft)
VG	vacation grant (attendance code)
VGA	video graphics array (IBM standard)
vgl.	vergleiche; compare (German)
V&H	vertical and horizontal (coordinates)
VHAP	volatile hazardous air pollutant
VHEU	very highly enriched uranium
VHF	very high frequency
VHN	Vickers hardness number
VHO	volatile halogenated organics
VHRA	very high radiation area
VHS	vertical & horizontal spread model
VHSIC	very high speed integrated circuit
VHT	vehicle-hours of travel
VHT	very high temperature
VI	vent isolation
VI	viscosity index
VI	visitor
vi	visual editor (UNIX)
VI	Visual Interface
V&I	verification and intelligence
VIC	vector in commander
VICTORIA (fission-product transport code)
VIDI/O	video input/output
VINES	Virtual Networking System (Banyan)
VIP	very important person
VIS	visitor
VISAR	velocity interferometer system for any reflector
VISTTA	visibility impairment from sulfur transformation & transport in the atmosphere
VITA	Volunteers in Technical Assistance
VITC	vertical interval time code (SMPTE standard)
VIV	variable inlet vane

VK - VR

VKT	vehicle-kilometers traveled
VL	various locations
VL	video local (Video Electronics Standards Association local bus standard)
VLA	very large array
VLBA	very long baseline array
VL&C	vulnerability, lethality, and countermeasures
VL&E	vulnerability, lethality, and effects
VLF	very low flow
VLF	very low frequency
VLFC	very low flow constant
VLIW	very long instruction word
VLP	viruslike particle
VLS	vertical launch system
VLSI	very large-scale integration
VLSIC	very large scale integrated circuit(s)
VM	virtual memory
VM	volatile matter
VM	voltmeter
VMC	valve maintenance corridor
VM Channel video media channel (Video Electronic Standards Association)
VME	Versa Module European
VME	virtual memory extension
VMOS	vertical metal oxide semiconductor
VMS	Virtual Memory System (developed by Digital Equipment Corporation)
V-MT	vitrification using microwaves and thermal energy
VNIIE	(All-Union Scientific Research Institute of Electric Power Engineering)
VNIIEF	(All-Russian Scientific Institute of Experimental Physics, Arzamas-16)
VNIITF	(All-Russian Scientific Institute of Technical Physics)
VOA	Voice of America
VOA	volatile organic analysis
VOA	Volunteers of America
VOC	(voice file, digital recording)
VOC	volatile organic contaminant/compound
VO-COOP	vocational cooperative student program
VOF	volume of fluid
VOG	vessel off-gas
VOH	volatile organic hydrocarbons
VOM	volt-ohmmeter
VOS	virtual operating system
VOST	volatile organic sampling train
VOTS	VAX OSI Transport Service
VP	vapor pressure
VP	variance propagation
VP	velocity pressure
VP	vice president
VPCE	vapor phase catalytic exchange
VPM	video profile monitor
VPN	virtual private network
VPP	Voluntary Prevention Program
VQ	vector quantization
VR	vehicle representative
VR	ventilation and radiation
VR	volume reduction
VRAM	video random access memory
VRC	vertical redundancy check
VRE	vibrating reed electrometers
VRML	virtual reality modeling/markup language
VRS	vacuum relief system

VS - VZ

VS	vacation sick (attendance code)
VS	vapor suppression
VS	virtual storage
VS	VSM; visiting staff member
VSAT	very small aperture terminal
VSD	variable speed drive
VSD	virtually safe dose
VSF	virtual file system (POSIX)
VSI	visual site inspection
VSM	virtual shared memory
VSM	visiting staff member
VSP	vehicle survivability program
VSP	vertical seismic profiling
VSP	Vision Service Plan
VSS	volatile suspended solids
VSSC	Vikram Sarabhai Space Centre (India)
V/STOL	vertical/short takeoff and landing
VSWR	voltage-standing wave ratio
VSX	verification suite for X/Open
VT	virtual terminal
VT	visual testing
VT	voting time (attendance code)
VTC	video teleconference (center)
VTI	Dzerhinskiy All-Union Institute of Health Engineering
VTS	vacuum thermal stability
VTS	vertical tube storage
VU	vector units
VU	veeder units (control rod position)
VUL	vulnerability (unit)
VUV	vacuum ultraviolet
VV	vapor volume
VVCS	vacuum vessel coolant system
VVER	vodo-vodyanoy energeticheskiy reaktor; Russian pressurized-water reactor
VWE	vanadium wire equilibration
VWO	valves wide open
VWR	VWR Scientific, Inc.; Van Waters and Rogers (in-plant store)
VZMW	vadose zone monitor well

		W	Return to Alphabet

W	warhead (designator)
W	waste
W	Weapons Engineering Div, 7/48­9/72
W	weekend shift (attendance code)
W	Westinghouse Electric Corporation
W	W Site (TA-41)
W-2-W	wall-to-wall (property inventory)
W3	World Wide Web
W-70	Lance missile warhead
W-79	artillery shell warhead
W-82	howitzer shell warhead
W-84	GLCM warhead
W-87	MX warhead
WA	(General Science & Research fund code)
WA	WA Site (TA-46)
WA	washer, air
WA	weapons assembly
WA	work assignment
WAA	waste accumulation area
WAAS	wide-area augmentation system (global satellite positioning)
WABI	Windows Application Binary Interface
WAC	waste acceptance criteria
WAC	WIPP acceptance criteria
WACC	waste acceptance criteria committee
WACS	work authorization control systems (DOE) 
WAD	weak acid dissociable
WAD	work authorizing document
WADS	work authorization directives (DOE)
WADTF	Western Atmospheric Deposition Task Force
W-AESD	Westinghouse-Advanced Energy System Division
WAFFOG	wire and fluorescent fiber offset grid
WAG	waste area grouping(s)
WAG	wild-assed guess
WAIS	wide-area information server
WAN	wide area network
WAND	waste acceptance for nonradioactive disposal
WANTO	Weapons Agencies Nondestructive Testing Organization
WAO	wet-air oxidation
WAP	waste acceptance process
WAP	waste analysis plan (RCRA)
WAP	weapon appraisal process
WAPA	Western Area Power Administration
WAPR	weapon assembly product record
WAPS	waste acceptance preliminary specifications
WAS	work authorization system
WASP	waste accountability, shipping, packaging
WATCHCON watch condition (intelligence)
WATS	wide-area telephone system
WAV	(sound wave file)
WAVE	(particle code)
WB	wet bulb
WB	whole body
WBC	white blood cell
WBC	whole-body count
WBCN	wide band communications network
WBE	women-owned business enterprise
WBL	Whitham-Bdzil-Lambourn
WBNS	water-boiler neutron source
WBS	work breakdown structure

WC - WI

WC	water closet
WC	water column
WC	weather condition
WCA	Workers' Compensation Administration
WCC	Woodward-Clyde Consultants
WCED	World Commission on Environment & Development
WCF	waste-calcinating/calcining facility
WCO	wet catalyzed oxidation
WCR	weapons complex reconfiguration
WCR/DC	WCR/Washington, DC
WCS	waste compaction station
WCWS	window circulating water system
WD	ED-Site (TA-45)
WD	(Nuclear Waste fund type code)
WD	waste disposal
WD	weapon data
WD	wiring diagram (drawing no. prefix)
WD	withdrawn
WDAS	waste drum assay system
WDC	weapons depreciation costs
WDID	weapons diagnostic instrumentation and development (building)
WDRG	Washington Defense Research Group
WDS	water disposal system
WDS	wavelength dispersive x-ray spectroscopy
WDSP	Weapons Design Standardization Panel
WDV	water dilution volume
WE	weapon engineering
WEAF	Waste Examination Assay Facility (OR)
WEC	Westinghouse Electric Corporation
WED	waste engineering development
WEFF	Waste Encapsulation and Fractionation Facility
WEL	Women's Executive Leadership (Program)
WELL	Whole Earth Electronic link
WEMPE	wideband electromagnetic pulse environment
WEP	water-extended polyester
WERC	Waste Management Education and Research Consortium
WERF	waste experimental reduction facility
WERL	waste engineering research laboratory
WESF	Waste Encapsulation & Storage Facility
WESST	Women's Economic Self-Sufficiency Team
WESTPO	Western (Governors') Policy Office
WET	waste extraction test
WET	Weapons Engineering Tritium (S-Site)
WETF	Weapons Engineering Tritium Facility (TA-16) 
WEU	Western European Union
WF2C	WorkForce 2000 Council
WFO	waste facilities operations
WFO	work for others
WFPM	Western fine particulate monitoring
WFQ	waste form qualification 
WG	waste gas
WG	water/wire gauge
WG	weapons grade
WG	working group (work group)
WGA	Western Governors' Association
WGC	working group coordinator
WGI	within-grade increase
WGWA	Working Group for Waste Acceptance
WH	warhead
WH	Westinghouse
WHAP	whole arm proximity sensor (Sandia)
WHB	waste handling building
WHC	Westinghouse Hanford Company
WHIMS	wet high-intensity magnetic separation
WHO	World Health Organization (UN)
WHPP	waste handling and packaging plant
WHPP	Wellhead Protection Program
WHTS	window heat transport system
WI	water intrusion
WI	weapon initiator
WI	working instructions
WICEM	World Industry Conference on Environmental Management
WICI	Women In Communications, Inc.
WinDD	Windows Distributed Desktop
WIGGLE	(time-dependent axial power distribution code based on 1-D diffusion theory)
WILT	waste interface leaching test
WIMS	Winfrith improved multigroup reactor (code)
WIN	waste information network
WINCO	Westinghouse Idaho Nuclear Company
WINSOCK	Windows sockets
WIP	work in progress
WIPP	Waste Isolation Pilot Plant (Carlsbad, NM)
WIR	weapon information report
WIS	weapon information system
WIS	Women in Science (program)
WISE	Women in Science and Engineering
WISR	Westinghouse Independent Safety Review

WJ - WR

WJSA	W.J. Schafer Associates
WKB	Wentzel-Kramers-Brillouin (see also JWKB)
WKS	worksheet
WKS	workstation subsystem
WL	warning letter
WL	working level(s) (radon measurement)
WLA	wasteload allocation 
WLA/TMDL wasteload allocation/total maximum daily load
WLD	Water and Land Division (EPA)
WLM	working level month
WLT	weakest link theory
WM	waste management
WM	WM Site (TA-50)
WM	women-owned minority business
WMAP	waste minimization award program
WMC	waste management coordinator
WMC	waste minimization coordinator
WMCO	Westinghouse Materials Company, Ohio
WMD	Water Management Division (EPA)
WMD	weapon of mass destruction
WMDO	Work Management Department (JCI)
WMF	Windows metafile format
WMFU	Waste Minimization Facility Upgrade
WMIN	waste minimization
WMIS	waste management information system
WMM	weapon materials and manufacturing
WMO	waste management operations
WMO	World Meteorological Organization
WMOSD	Waste Management and Operational Surety Division (DOE)
WMP	waste management plan
WMPO	Waste Minimization Program Office
WMR	welding material requirement
WMSC	Waste Management Steering Committee
WNINTEL	(Warning Notice: Intelligence Sources and Methods Involved)
WNR	Weapons Neutron Research (facility at LANSCE, TA-53)
WNRC	Washington National Records Center
WNT	waste neutralization tank
WO	waste operations
WO	work order (request)
WOC	weapons operating costs
WOCC	waste operations control center
WOG	water, oil, or gas
WORM	write-once read-many (optical drive)
WOS	work order system
WP	warm pipe
WP	Warsaw Pact
WP	waste package
WP	waterproof
WP	word processor/ing
WP	work package/procedure
WP	work plan
WPAS	Work Package Approval System
WPC	Warrior Preparation Center (U.S. Army)
WPC	Weapons Programs Control (Rocky Flats)
WPCF	Water Pollution Control Federation
WPCG	Waste Package Coordinating Group
WPCS	window primary coolant system
WPD	weapon program description
WPE	word processing equipment
WPF	Waste Preparation Facility
WPF	waste profile form
WPM	words per minute
WPR	waste profile request
WPR	weapon product record
WPRA	wavy plate reactive armor
WPRS	waste profile request (form)
WPS	welding procedure specification
WPSO	WIPP Project Site Office
WPTP	work package task pages
WQA	Water Quality Act (1987)
WQC	water quality criteria
WQCC	Water Quality Control Commission, NM
WQR	welder qualification record
WQT	welder (performance) qualification test
WQ&T	water quality and testing
WR	war reserve
WR	Western Range
WR	wide range
WRA	water reducing admixture
WRAP	waste receiving and processing plant
WRC	Water Resources Council
WRDA	Water Resources Development Act (1986)
WRD&T	weapons research, development & testing
WRI	World Resources Institute
WRITE	Waste Reduction Innovative Technology Evaluation
WRITE	Writing Resources Interlaboratory Talent Exchange
WRM	wide-range monitor
WRSM	Water Reactor Safety Information Meeting
WRSS	water removal and storage system
WRT	with respect to

WS - WZ

WS	weapon science
WS	width skew
WS	Women in Science (also WIS)
WS	worker safety and health (OSHA)
WS	work status
WS	World Services
W&S	wisdom and sense
WSA	wilderness study area
WSC	Washington Science Center (Rockville, MD)
WSC	waste stream characterization
WSC	World Space Congress
WSCC	Western States Coordinating Council
WSCP	water-soluble chelating polymer/ultrafiltration
WSCS	window secondary cooling system
WSD	Wage and Salary Dept, 09/54­01/80
WSF	water-soluble fraction
WSL	Weapons Subsystems Laboratory
WSMR	White Sands Missile Range
WSQ	wavelet scalar quantization
WSRC	Westinghouse Savannah River Company
WSRIC	waste stream & residue identification & characterization 
WSS	Windows sound system
WSS	work smart standards
WSSRAP	Weldon Spring Site Remedial Action Project (St. Louis)
WT	wall thickness
WT	waste transfer
WT	watertight
WT	weapon testing
WT	wild type
WT	work ticket
WTE	waste to energy 
WTF	waste treatment facility
WTPF	Water, Toxics & Pesticides Staff (EPA)
WTS	wastewater and tank systems
WTSHRD	Water & Toxic Substances Health Research Division (EPA)
WV	West Valley
WVDP	West Valley Demonstration Project
WVHLW	West Valley high-level waste
WVN	water vapor nitrogen
WVP	waste vitrification projects
WVQ	wavelet vector quantization
WWEMA	Waste & Wastewater Equipment Manufacturers Association
WWF	World Wildlife Fund
WWG	weapons working group
WWMCSS	worldwide military command and control system
W/WTSD	Westinghouse Waste Technology Services Division
WWTP	wastewater treatment plant
WWW	World Wide Web (network [CERN])
WX	Design Engineering Division
WYSIWIG	what you see is what you get
WYSIWIS	what you see is what I see

		X	Return to Alphabet

X	Applied Theoretical and Computational Physics Division, 10/93­
X	Applied Theoretical Physics Division, 10/79­10/93
X	Explosives Division, 8/44­8/48
X	X-Site (TA-17)
XA	extended architecture
XA	(Uranium Enrichment fund type code)
XAFS	x-ray absorption fine structure
XANES	x-ray absorbtion near-edge structure
XAS	x-ray absorption spectroscopy
XCL	(command languages and shells)
XCMD	external command (HyperCard)
XCS	experimental contamination studies
XDR	external data representation
XEDS	x-ray energy dispersive spectrometer
XENIX	(SVID-compliant operating system)
XFCN	external function (HyperCard)
XGA	extended graphics array (IBM; obsolete)
XID	exchange information (telecom.)
XINU	(XINU is not UNIX)
XIP	execute in place
XLO	ex-cell-0
XLPE	cross-linked polyethylene
XMM	x-ray multimirror
XMTR	transmitter
XNET	extended network (access system)
XNS	Xerox Network System
XOR	exclusive or 
XPG	X/Open Portability Guide
XPS	x-ray photoelectron/photoemission spectroscopy
XPVM	executable parallel virtual machine (visualization tool)
XR	export reactor
XRD	x-ray diode
XRD	x-ray diffraction (techniques)
XRF	x-ray fluorescence
XRPL	x-ray proximity lithography
XT	extended technology (IBM, 1983)
XTAL	crystal
XVS	X/Open validation suite
XU	x units
XUI	X-Windows user interface
XUNET	experimental university network (AT&T)
XUV	extreme ultraviolet
XUV	x-ray ultraviolet
XUV/FEL	extreme ultraviolet free-electron laser
X-WAV	UNIX sound format