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What does OS1 stand for?

What does OS1 mean? We have 5 definitions. Read most used OS1 meanings below.

Category: All acronyms (5)Government & Military (1)Technology, IT etc (2)

• OS1 — OFFICER'S STEWARD 1ST CLASS (NON PETTY OFFICER)
• OS1 — Operations Specialist Petty Officer First Class
• OS1 — OPERATIONS SPECIALIST PETTY OFFICER 1ST CLASS
• OS1 — Operating System 1
• OS1 — Optical Singlemode 1

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Most Searched Abbreviations For Words

• Oper
• Operation specialist
• 1
• First class
• Optic
• System
• Operator system
• First
• Specialist
• Class
• Offic