AR

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Translingual[edit]

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Symbol[edit]

AR

  1. The ISO 3166-1 two-letter (alpha-2) code for Argentina.

English[edit]

Adjective[edit]

AR (not comparable)

  1. (statistics) Initialism of autoregressive.

Noun[edit]

AR (countable and uncountable, plural ARs)

  1. (countable) an AR-15 personal machine gun, M-16 assault rifle, M-4 carbine, derivative or related gun
  2. (accounting, uncountable or plural only) Initialism of accounts receivable.
  3. (sports, countable) area record: best achievement among those by persons from a given continent
  4. Initialism of armed robbery.
  5. (computing, chiefly uncountable) Initialism of augmented reality.
  6. (countable) Initialism of aspect ratio.
  7. (fan fiction) alternate reality
  8. (meteorology) Initialism of atmospheric river.

Related terms[edit]

(augmented reality):

See also[edit]

  • (gun): AK

Proper noun[edit]

AR

  1. Postal abbreviation of Arkansas

Synonyms[edit]

  • (Arkansas): Ark. (standard, not postal, abbreviation)

Anagrams[edit]