Did you ever wonder what those strange conglomerations of letters meant? Here's your chance to find out what those NASA acronyms stand for. About Space and Astronomy presents the Guide to NASA Acronyms. From Velocity to Verification Flight Test and Vehicle Ground Operation Requirements to Velocity along the Y-Axis, you'll find them here. This page lists acronyms starting with V. For others, click on the appropriate letter above or below.

[V]

V: Velocity
V: Valve
V: Voice
V: Volt
V: Voltage
V: Verb
V&DA: Video and Data Acquisition
V&DA: Video and Data (Processing) Assembly
V&V: Validation and Verification
V-A: Vibro-Acoustic
V-A: Volt-Ampere
V-BAR: Velocity Vectory Axis
V-CITE: Vertical-Cargo integration Test EquiPment
V-RTIF: Vandenberg Real Time Interface
V/A: video/Analog
V/C: Vector Control
V/C: Velocity Counter
V/H: VelocitY-to-Height
V/M: Velocity Meter
V/V: Vent Valve
V/V: Validation and Verification (also V&V)
VA: Vibro-Acoustic Test
VA: Velocity at Apogee
VA: Volt Ampere
VA/T/VTA: Vibro-Acoustic/Thermal/Vacuum Test Article
VAA: Viewpoint Adapter Assembly
VAA: Vehicle Assembly Area
VAB: Vehicle Assembly Building
VAB: Vehicle Assembly Building
VAC: "Volts, ac"
VAC: Vehicle Assembly and Checkout
VAC: Vacuum
VAD: Vandenberg Addendum Document
VAFB: Vandenberg Air Force Base
VAFB: Vandenberg Air Force Base
VAK: Vertical Access Kit
VAK: Vertical Assembly Kit
VAL: Valid
VALID: Validation
VAN: USNS Vanguard (STDN)
VAP: Vapor
VAR: "Variable, Variance, Variation"
VAR: Verification Analysis Report
VAR: Volt Ampere Reactive
VASI: Visual Approach Slope Indicator
VAST: Versatile Avionics System Tester
VAT: Vibro-Acoustic Test
VATA: Vibro-Acoustic Test Article
VATF: Vibration and Acoustic Test Facility
VCAP: Vehicle Charging and Potential Experiment
VCB: Vertical Location of the Center of Buoyancy
VCD: Verification Control Document
VCD(S): Vapor Compression Distillation (Subsystem)
VCE: Voice
VCG: Vertical Location of the Center of Gravity
VCG: Vector Cardiogram
VCN: Verification Completion Notice
VCP: Vandenberg Contract Report
VCT: Voltage Control Transfer
VCTR: Vector
VCU: Video control unit
VDA: Valve Driver Assembly
VDA: Variable Data Area
VDC: "Volts, dc"
VDD: Version Description Document
VDD: Verification Description Document
VDI: Vendor Documentation Inventory
VDI: Vertical Display Indicator
VDS: Vehicle Dynamics Simulator
VDT: Vehicle Data Table
VDU: Visual Display Unit
VE: Equivalent Velocity
VE: Vehicle Engineering (KSC VBO Directorate)
VECIB: Vehicle Engineering Change IMplementation Board
VECO: Vernier Engine Cutoff
VEDS: Vehicle Emergency Detection System
VEEI: Vehicle Electrical Engine Interface
VEFCO: Vertical Functional Checkout
VEH: Vehicle
VEH ID: Vehicle Identification
VEI: Vehicle End Item
VEL: Velocity
VER: Verify
VERIF: Verification
VERLORT: Very Long Range Tracking Radar
VERN: Vernier
VERT: Vertical
VF: Video Frequency
VF: Vertical Flight
VFE: Vendor Furnished EquiPment
VFI: Verification Flight Instrumentation
VFM: View finder monitor
VFO: Variable Frequency Oscillator
VFR: Visual Flight Rules
VFT: Verification Flight Test
VGIMU: Velocity To Be Gained as Related to IMU Orientati
VGOR: Vandenberg Ground Operations Requirement
VGOR: Vehicle Ground Operation Requirements
VGP: Vehicle Ground Point
VGT: Vehicle Ground Test
VGVT: Vertical Ground Vibration Test
VGX: Velocity To Be Gained (Body X-Axis)
VGY: Velocity To Be Gained (Body Y-Axis)
VGZ: Velocity To Be Gained (Body Z-Axis)
VHAA: Very High Altitude Abort
VHF: Very high frequency
VHF: Very High Frequency
VHF/AM: Very High Frequency Amplitude Modulator
VHF/DF: Very High Frequency Direction Finder
VIA: By Means of (By Way of)
VIB: Vertical Integration Building
VIB: Vertical Integration Building
VIB: "Vibrate, Vibration"
VID: Video
VIDD: Vertical Interval Data Detector
VITT: Vehicle Integration Test Team
VIU: Video interface unit
VL: Expendable Vehicles (KSC VO Dir.)
VLBI: Very Long Baseline Interferometer
VLF: Very Low Frequency
VLPS: Vandenberg Launch Processing System
VLR: Very Low Range
VLS: Vandenberg Launch and Landing Site
VLV: Valve
VLV: Value
VMF: Vertical Maintenance Facility
VO: Velocity Initial
VO: Vehicle Operations
VO: Shuttle Operations (KSC Directorate)
VO: Space Vehicle Operations (KSC Dir.)
VO: Voice
VOIR: Venus Orbiter Imaging Radar
VOL: Volume
VOMD: VAFB Operations and Maintenance Documentation
VOR: VHF Omnidirectional Radio Range
VOR-DME: VHF Omni Range-UHF Distance Measuring Equipment
VORTAC: Variable Omni Range Tactical (VOR and TACAN)
VORTAC: VHF Omni Range Tactical Air Navigation
VOT: VHF Omni Test
VP: Viewpoint
VP: Vertical Polarization
VP: Verification Polarization
VP: Vacuum Pump
VP: "Shuttle Payloads (KSC VO Dir., see CO, CS, CV@"
VPF: Vertical Processing Facility
VPF: Vertical Processing Facility
VPHD: Vertical Payload Handling Device
VPI: Valve Position Indicator
VPK: Volts Peak
VPM: Vehicle Project Manager
VR: Velocity Relative
VR: Voltage Regulator
VR: Variable Reluctance
VR: Video Recorder
VR: Voltage Relay
VRB: VHF Recovery Beacon
VRCS: Vernier Reaction Control System
VREL: Relative Velocity
VRF: Vertical Removal Fixture
VRL: Vertical Recovery Line
VRL: Vertical Reference Line
VRMS: Volts Root Mean Square
VRNR: Vernier
VRR: Verification Readiness Review
VSA: Verification Site Approval
VSA: Variable Stability Aircraft
VSB: Vestigial Side Band
VSD: Vertical Situation Display
VSN: Video Switching Network
VSTAG: Vandenberg Shuttle Turnaround AnalYsis Group
VSWR: Visual Standing Wave Ratio
VSWR: Voltage Standing Wave Ratio
VT: STS Processing (KSC VO Dir.)
VT: Vent
VTF: Vertical Test Flight
VTM: Vibration Test Module
VTN: Verification Test Network
VTP: Verification Test Plan
VTP: Vehicle Test Plan
VTP: Verification Test Program
VTR: Video tape recorder
VTR: Video Tape Recorder
VTR: Verification Text Reports
VTS: Vertical Test Stand
VTS: Vertical Test Site
VTS: Vertical Test System
VTS: Vandenberg Tracking Station
VTVM: Vacuum Tube Voltmeter
VTX: Vertex
VY: Velocity along the Y-Axis

For more NASA acronyms, select a letter below or at the top of the page to continue with the About Astronomy and Space Guide to NASA Acronyms.