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What does OA stand for?  Page #4

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

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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

Orientation Adventure

Miscellaneous » Unclassified

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OA

Original Angel

Miscellaneous » Unclassified

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OA

Original Arranged

Miscellaneous » Unclassified

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OA

Original Artist

Community » Art

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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 » Orthopaedic -- and more...

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OA

Other Adjustment

Miscellaneous » Unclassified

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OA

Other Approval

Miscellaneous » Unclassified

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OA

Other Auctions

Miscellaneous » Unclassified

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OA

Outdoor Adventure

Miscellaneous » Unclassified

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OA

Outer Annulus

Miscellaneous » Unclassified

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OA

Output Axis

Governmental » NASA

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OA

Outreach and Admissions

Academic & Science » Universities

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OA

Ovarian Artery

Medical » British Medicine

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OA

Over Acting

Community » Performing Arts

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OA

Over Actor

Community » News & Media

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OA

Over Aged

Governmental » Military

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OA

Overall

Governmental » Military -- and more...

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OA

Overall Accuracy

Miscellaneous » Unclassified

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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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