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 95 definitions for OA:

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OA

Opperate Annihilate

Miscellaneous » Unclassified

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OA

Opposites Attract

Miscellaneous » Unclassified

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OA

Optical Amplifier

Miscellaneous » Unclassified

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OA

Optical Axis

Medical » Physiology

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OA

option appraisal

Medical » British Medicine

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OA

Orange Arsenal

Miscellaneous » Unclassified

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OA

Orbital Assembly

Governmental » NASA

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OA

Ordem dos Advogados

Academic & Science » Societies

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OA

Order of Advocates

Academic & Science » Societies

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OA

Order of Alequi

Miscellaneous » Science Fiction

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OA

Order of Australia

Miscellaneous » Awards & Medals

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OA

Order of the Arrow

Community » Scouting

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OA

Ordered Application

Miscellaneous » Unclassified

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OA

Org.Apache

Computing » Software

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OA

Organic Acid

Academic & Science » Electronics

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OA

organic aerosol

Academic & Science » Chemistry

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OA

organic anion

Medical » British Medicine

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OA

Oriental Adventures

Business » Companies & Firms

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OA

Original Arranged

Miscellaneous » Unclassified

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OA

Original Artist

Miscellaneous » Unclassified

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OA

orotic acid

Medical » British Medicine

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OA

Orthogonal Array

Academic & Science » Mathematics

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OA

Osteo-arthritis

Medical

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OA

OsteoArthritis

Medical » Physiology

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OA

OsteoArthritis

Governmental » FDA

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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 Sep. 2015. <http://www.abbreviations.com/OA>.