What does AR stand for?

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

We've found a total of 159 definitions for AR:

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AR

Assisted Respiration

Medical » Physiology

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AR

Attack And Release

Miscellaneous » Unclassified

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AR

Atlas Research

Business » Companies & Firms

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AR

Attention Routine

Computing » General

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AR

Absorptive Region

Academic & Science » Physics

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AR

Advanced Ring

Miscellaneous » Unclassified

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AR

Anse Royale

Miscellaneous » Unclassified

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AR

Advance Retard

Miscellaneous » Unclassified

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AR

Apologetics Resources

Miscellaneous » Unclassified

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AR

Admitting Room

Medical » Physiology

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AR

Apical Rate

Medical » Physiology

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AR

American Roadster

Miscellaneous » Unclassified

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AR

Antiwar Republican

Governmental » Politics

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AR

Asociación Regionalista

International » Spanish

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AR

Autistic Referee

Community » Sports

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AR

Aboriginal Radio

Miscellaneous » Unclassified

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AR

Active Rainfall

Academic & Science » Meteorology

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AR

Apologetic Resources

Miscellaneous » Unclassified

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AR

American Renegades

Miscellaneous » Unclassified

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AR

Andrew Riverside

Miscellaneous » Unclassified

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AR

Acclerated Reading

Miscellaneous » Unclassified

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AR

Accusé de Réception

International » French

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AR

Affix Rule

Miscellaneous » Unclassified

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AR

Arezzo (Provence)

International » Italian

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AR

Arm Of Resistance

Miscellaneous » Unclassified

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What does AR mean?

argon, Ar, atomic number 18(noun)
a colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere

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