What does OA stand for?

What does OA mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: OA.

We've found a total of 92 definitions for OA:

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OA

On-board Administrator

Computing » General

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OA

Ole Automation

Computing » General

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OA

Open Apple

Computing » General

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OA

Orthogonal Array

Academic & Science » Mathematics

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OA

Over Actor

Community » Media

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OA

Osteo-arthritis

Medical

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OA

old age

Medical

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OA

osteoarthritis

Medical

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OA

Objective Area

Governmental » Military

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OA

Operating Assembly

Governmental » Military

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OA

Operational Area

Governmental » Military

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OA

Operations Aerology Shipboard METOC Division

Governmental » Military

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OA

Over Aged

Governmental » Military

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OA

Operational Assessment (or Architecture)

Governmental » Military

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OA

Overall

Governmental » Military

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OA

Office of Applications (now OSTA)

Governmental » NASA

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OA

Operational Aft (DSC or MOM)

Governmental » NASA

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OA

Operational Instrumentation MDM-Aft

Governmental » NASA

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OA

Orbital Assembly

Governmental » NASA

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OA

Output Axis

Governmental » NASA

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OA

Overall

Governmental » NASA

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OA

Operations Agreement

Governmental » NASA

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OA

Open Access

Computing » Networking

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OA

Overeaters Anonymous

Community » Non-Profit Organizations

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OA

Office of Administration

Academic & Science » Ocean Science

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What does OA mean?

Oa
Oa is a fictional planet that lies at the center of the DC Comics universe. Since its inception, Oa has been the planetary citadel of the Guardians of the Universe and the headquarters of the Green Lantern Corps. It first appeared in Green Lantern vol 2 #1, when the Guardians summoned Hal's "energy duplicate" so they could hear of his origin.

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"OA." Abbreviations.com. STANDS4 LLC, 2015. Web. 26 Mar. 2015. <http://www.abbreviations.com/OA>.