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 91 definitions for OA:

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Acronym

Definition

Rating

OA

official answer

Miscellaneous » Unclassified

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OA

Operational Area

Governmental » Military

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OA

Okay Ako

Miscellaneous » Unclassified

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OA

Odessa American

Miscellaneous » Unclassified

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OA

On-board Administrator

Computing » General

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OA

Order of the Arrow

Community » Scouting

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OA

ovarian artery

Medical » British Medicine

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OA

on Abbreviations

Miscellaneous » Unclassified

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OA

Online Applicant

Miscellaneous » Unclassified

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OA

Open Architecture

Miscellaneous » Unclassified

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OA

Operational Architecture

Academic & Science » Architecture

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OA

Order Administration

Miscellaneous » Unclassified

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OA

Object Adapter

Computing » Software

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OA

Object Address

Computing » Assembly

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OA

Objective Area

Governmental » Military

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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

Office of Applications (now OSTA)

Governmental » NASA

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OA

old age

Medical

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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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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, 2016. Web. 28 Sep. 2016. <http://www.abbreviations.com/OA>.