| Acronym | Definition |
|---|
| VAS | VISSR Atmospheric Sounder |
| VAS | Vasemmistoliitto (Finnish: Left Alliance) |
| VAS | Voluntary Action Sheffield (England, UK) |
| VAS | Virtual Agent Services |
| VAS | Vermont Archaeological Society |
| VAS | Vermont Astronomical Society |
| VAS | Sivas, Turkey - Sivas (Airport Code) |
| VAS | Vascular Independent Research and Education (vascular medicine research and information; University of Milan; Milan, Italy) |
| VAS | Vibroacoustic Stimulation |
| VAS | Vietnamese Accounting Standards |
| VAS | Veterinary Assistant Surgeon (India) |
| VAS | Vietnamese American Society |
| VAS | Volleyball Association of Singapore |
| VAS | Vehicle Assembly Structure |
| VAS | Vehicle Administrative Services (Addison, TX) |
| VAS | Visual Arts Spectrum |
| VAS | Van Air Systems (Lake City, PA) |
| VAS | Variable Angle Scatterometer |
| VAS | Volume Air Space |
| VAS | VInes Applications Services (Banyan) |
| VAS | Via AT&T Switch |
| VAS | Virginia Academy of Science |
| VAS | Visual Alert System |
| VAS | Voice Activated System (speech recording software) |
| VAS | Visual Analogue Scale |
| VAS | Value Added Supplier |
| VAS | Virtual Address Space |
| VAS | Voltage Amplifier Stage |
| VAS | Vintela Authentication Services |
| VAS | Voluntary Ambulance Service |
| VAS | Volunteer Ambulance Service |
| VAS | Volvo Aero Services (Boca Raton, FL) |
| VAS | Vital Alarm System |
| VAS | Validation System |
| VAS | Value Added Services |
| VAS | Vibration Absorbing System (engineering and design) |
| VAS | Voyages Autocars Services (France) |
| VAS | Vehicle Alarm System |
| VAS | VERITAS Authentication Service (Symantec) |