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Ar
Definitions
- 1 Initialism of autoregressive. abbreviation, alt-of, initialism, not-comparable
- 1 Alternative form of arr. UK, West-Country, West-Midlands, alt-of, alternative
- 1 Abbreviation of Arkansas: a state of the United States. abbreviation, alt-of
- 2 Abbreviation of Arunachal Pradesh: a state of India. abbreviation, alt-of
- 3 Abbreviation of American Revolution abbreviation, alt-of
- 1 An AR-15 personal semi-automatic rifle, M-16 assault rifle, M-4 carbine, derivative or related gun; the Armalite AR family and derivatives. countable
"In its August 2003 issue, while the ban was still in effect, Guns & Ammo ran a feature story titled “Stoner’s ‘Black Rifle’ Marches On,” subtitled “The basic AR platform has been refined, improved, upgraded, power-boosted and accurized.”"
- 2 The name of the Latin script letter R/r.
"All the ars in the inscription."
- 3 Alternative letter-case form of ar. alt-of
- 4 a unit of surface area equal to 100 square meters wordnet
- 5 An assault rifle or automatic rifle. countable, informal
Show 16 more definitions
- 6 a colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere wordnet
- 7 Initialism of accounts receivable. abbreviation, alt-of, initialism, plural, plural-only, uncountable
- 8 Initialism of acknowledgment of receipt. abbreviation, alt-of, countable, initialism, uncountable
- 9 Initialism of age regression. abbreviation, alt-of, countable, initialism, uncountable
- 10 Initialism of augmented reality. abbreviation, alt-of, initialism, uncountable
"Near-synonyms: MR, mixed reality, spatial computing, CPS, cyber-physical system"
- 11 Initialism of alternate reality. abbreviation, alt-of, countable, initialism, slang, uncountable
- 12 Initialism of American record, national record for the United States. US, abbreviation, alt-of, countable, initialism
- 13 Initialism of administrative rule or administrative regulation. abbreviation, alt-of, countable, initialism, uncountable
"As I was going over the AR book for my status change, I read several other ARs I believed the institution was violating so I decided to ask about them at the meeting."
- 14 Initialism of androgen receptor. abbreviation, alt-of, countable, initialism, uncountable
- 15 Initialism of area record, best achievement among those by persons from a given continent. abbreviation, alt-of, countable, initialism
- 16 Initialism of armed robbery. abbreviation, alt-of, countable, initialism, uncountable
- 17 Initialism of artificial respiration. abbreviation, alt-of, countable, initialism, uncountable
- 18 Initialism of aspect ratio. abbreviation, alt-of, countable, initialism
- 19 Initialism of assembly resolution. abbreviation, alt-of, countable, initialism, uncountable
- 20 Initialism of atmospheric river. abbreviation, alt-of, countable, initialism, uncountable
- 21 Initialism of aerial refueling. abbreviation, alt-of, countable, initialism, uncountable
- 1 Alternative form of arr. UK, West-Country, West-Midlands, alt-of, alternative
- 2 Alternative form of ah (question particle). Manglish, Singlish, alt-of, alternative
- 1 Obsolete spelling of are. alt-of, obsolete
"But commonlie, the fairest bodies, ar bestowed on the foulest purposes."
Etymology
Abbreviation.
Abbreviation.
Abbreviation.
From Middle English *ar, arres pl, from earlier *er.
See also for "ar"
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