What does VOS stand for?

Observation Scout Plane - Navy symbol

Vacuum Oven Sublimation - Automotive exhaust emission testing

Vehicle on Stand (MCD)

Vehicle Operating Survey (EEVL)

Vehicle Operating System (SAUS)

Vehicle Orientation System (SAUS)

Vehicle Origin Survey - R. L. Polk & Co. - Information service or system (IID)

Verbal Operating System (SAUS)

Vertical Obstacle SONAR (IAA)

Vessel of Opportunity - Marine science

Veterans of Safety (EA)

Veterinary Orthopaedic Society (NTPA)

Victims of Superstition (SAUS)

Viking Orbiter System (SAUS)

Virginia Orthopaedic Society (SAUS)

Virtual Operating System

Visicoder Oscillograph System

Vision, Left Eye

Vision on Sound (IAA)

Vision-on-Sound (SAUS)

Visio Oculus Sinister - Vision Left Eye - Latin - Ophthalmology (DAVI)

Visual Observation Airplane (SAUS)

Vitello Ovi Solutus - Dissolved in the Yolk of an Egg - Pharmacy (ROG)

Vocabulary of Ordnance Stores (SAUS)

Vocational Orientation System (SAUS)

Voice of the Shuttle (SAUS)

Voice-Operated Switch - or System

Voice Operating System (SAUS)

Voluntary Observing Ship - Marine science

Volunteer Observing Ship - Marine science

Vostok - Former USSR - Geomagnetic observatory code

Votes - Telegraphy (PCTE)

Vulcan Operating System (SAUS)

vision of left eye (SAUS)

Voskhod (BJA)