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

oligoastrocytoma

Medical » British Medicine

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OA

Olympic Airways

Business » Companies & Firms

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OA

Olympic Arms

Miscellaneous » Unclassified

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OA

Omar Ahmed

Miscellaneous » Unclassified

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OA

on Abbreviations

Miscellaneous » Unclassified

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OA

On-board Administrator

Computing » General

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OA

Onepass Aadvantage

Governmental » Transportation

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OA

Online Adventures

Internet » Chat

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OA

Online Applicant

Miscellaneous » Unclassified

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OA

Open Access

Computing » Networking

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OA

Open Agility

Miscellaneous » Dogs Related

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OA

Open Apple

Computing » General

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OA

open appointment

Medical » British Medicine

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OA

Open Appserver

Computing » General

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OA

Open Architecture

Miscellaneous » Unclassified

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OA

Operating Assembly

Governmental » Military

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OA

Operation Administrations

Community » Educational

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OA

Operational Aft (DSC or MOM)

Governmental » NASA

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OA

Operational Area

Governmental » Military

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OA

Operational Assessment (or Architecture)

Governmental » Military

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OA

Operational Instrumentation MDM-Aft

Governmental » NASA

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OA

Operations Aerology Shipboard METOC Division

Governmental » Military

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OA

Operations Agreement

Governmental » NASA

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OA

Operations Assistant

Business » Occupation & Positions

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OA

ophthalmic artery

Medical » British Medicine

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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. 1 Apr. 2015. <http://www.abbreviations.com/OA>.