Found 1,937 abbreviations starting with OS:

OS/360

IBM 360 Operating System

Business » Products

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OS/360

IBM 360 operating system (1960s)

Computing » Software

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OS/360

IBM 360 operating system (1960s)

Computing » General

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OS1

Operations Specialist Petty Officer 1st Class

Governmental » Navy

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OS1

Officer's Steward 1st Class (non Petty Officer)

Governmental » Navy

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OS2

Operating System/2

Computing » General

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OS2

Ordinary Seaman 2nd Class

Governmental » Navy

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OS2

Officer's Steward 2nd Class (non Petty Officer

Governmental » Navy

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OS2

Operations Specialist Petty Officer 2nd Class

Governmental » Navy

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OS3

Officer's Steward 3rd Class (non Petty Officer)

Governmental » Navy

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OS3

Operations Specialist Petty Officer 3rd Class

Governmental » Navy

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OSA

Office of the Secretary of the Army

Governmental » Military

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OSA

Operational Support Airlift

Governmental » Military

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OSA

Open System Architecture

Governmental » Military

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OSA

Osaka, Japan

Regional » Airport Codes

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OSA

Osage

Regional » Language Codes (3 Letters)

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OSA

Office Systems Architecture

Computing » General

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OSA

Open System Architecture

Computing » General

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OSA

Observability Subspace Algorithm

Miscellaneous » Unclassified

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OSA

Office of Special Affairs

Governmental » Military

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OSA

Omnibus Service Authority

Computing » Networking

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OSA

Office Support Assistant

Business » Occupation & Positions

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OSA

Orangutans Seem Alert

Miscellaneous » Funnies

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OSA

Order Of St Augustine

Miscellaneous » Unclassified

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OSA

Office of Special Affairs

Governmental » US Government

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