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 93 definitions for OA:

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OA

Object Address

Computing » Assembly

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OA

Order of Australia

Miscellaneous » Awards & Medals

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OA

obstructive apnoea

Medical » British Medicine

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OA

occipital artery

Medical » British Medicine

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OA

occiput anterior

Medical » British Medicine

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OA

odontoameloblastoma

Medical » British Medicine

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OA

oesophageal atresia

Medical » British Medicine

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OA

oleic acid

Medical » British Medicine

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OA

oligoastrocytoma

Medical » British Medicine

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OA

open appointment

Medical » British Medicine

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OA

ophthalmic artery

Medical » British Medicine

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OA

option appraisal

Medical » British Medicine

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OA

organic anion

Medical » British Medicine

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OA

orotic acid

Medical » British Medicine

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OA

ovarian artery

Medical » British Medicine

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OA

oxalic acid

Medical » British Medicine

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OA

Online Adventures

Internet » Chat

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OA

organic aerosol

Academic & Science » Chemistry

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OA

Open Agility

Miscellaneous » Dogs Related

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OA

Operation Administrations

Community » Educational

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OA

Office of Audit

Community » Educational

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OA

Organic Acid

Academic & Science » Electronics

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OA

OsteoArthritis

Governmental » FDA

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OA

Oriental Adventures

Business » Companies & Firms

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OA

Olympic Airways

Business » Companies & Firms

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