The meaning of the Acronym VOS is...

VOS is

• Vial Of Smoke

More Meanings For VOS:

• Veritas, Oracle, Sun
• Virtual Operating System
• Virtual Object System
• Virtual Office System
• Vial Of Smoke
• Input OffSet Voltage
• Voluntary Observing Ship
• Volunteer Observing Ship
• Visualization Of Seat
• Vertexed Origin Staggering
• Verification Of Study
• Vitality Originality And Services
• Vlaardingese Openbare Scholengemeenschap
• Verbal Orders System
• Voice Of Soul

VOS is also in:

• Chemistry
• Databases
• Electronics
• General
• Meteorology
• Networking
• Ocean Science
• Unfiled