What does AR mean in Language Codes (2 Letters)?
This page is about the meanings of the acronym/abbreviation/shorthand AR in the Regional field in general and in the Language Codes (2 Letters) terminology in particular.
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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