Ar

or Ar.

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abbreviation

Arabic (def. 5).

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Other definitions for Ar (2 of 11)

Ar²

Symbol, Chemistry.

argon.

Other definitions for Ar (3 of 11)

abbreviation

annual return.

Arkansas (approved especially for use with zip code).

Army Regulation; Army Regulations.

augmented reality.

Other definitions for Ar (4 of 11)

ar-

variant of ad- before r: arrears.

Other definitions for Ar (5 of 11)

-ar¹

variant of the adjective-forming suffix -al¹, joined to words in which an l precedes the suffix: circular; lunar; singular.

Origin of -ar

<Latin -āris; replacing Middle English -er<Anglo-French, Old French <Latin -āris

Other definitions for Ar (6 of 11)

-ar²

variant of -er², often under the influence of a spelling with -ar- in a cognate Latin noun: burglar; cellar; collar; mortar; poplar; scholar; vicar; vinegar.

Other definitions for Ar (7 of 11)

-ar³

variant of -er¹ on the model of -ar², used in the formation of nouns of agency: liar; beggar.

Other definitions for Ar (8 of 11)

a.r.

abbreviation

Insurance. all risks.

Other definitions for Ar (9 of 11)

ar.

abbreviation

arrival.

arrive; arrives.

Other definitions for Ar (10 of 11)

A.R.

abbreviation

annual return.

Army Regulation; Army Regulations.

Other definitions for Ar (11 of 11)

A/R

or a/r

account receivable.

accounts receivable.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use Ar in a sentence

Foster: Give kids AR-15s instead of video games, for America.
Gun Training Could’ve Prevented Newtown and 7 More of the Craziest Ideas From NRA YouTube Stars|Brandy Zadrozny|July 25, 2014|DAILY BEAST
Abd Ar-Rahim al-Hammadi, who goes by the name Abu Omar, is the assistant headmaster at the school.
Millions of Refugees from Syria’s War Are Clinging to Life In Toxic Conditions|Christopher Looney|April 14, 2014|DAILY BEAST
Republicans in Oregon are honoring two victims of gun violence by auctioning off an AR-15.
Fringe Factor: Gun Raffle Honors MLK, Lincoln|Caitlin Dickson|January 19, 2014|DAILY BEAST
All 45 Republicans were opposed, along with three Democrats: Carl Levin (D-MI), Joe Manchin (D-WV) and Mark Pryor (D-AR).
Ding Dong, the Filibuster Is Dead|Ben Jacobs|November 21, 2013|DAILY BEAST

Legal owners of AK-47s and AR-15s are extremely rare in France.
The Mad Gunman of Paris|Christopher Dickey|November 19, 2013|DAILY BEAST
Because in the night Ar of Moab is laid waste, it is silent: because the wall of Moab is destroyed in the night, it is silent.
The Bible, Douay-Rheims Version|Various
Dat ar train don' know hit, an' she'll go to Day ob Jedgment, an' ebery soul aboard ob her!
A Lost Hero|Elizabeth Stuart Phelps Ward and Herbert D. Ward
Right up that canyon about two mile is whar Welborn found the b'ar cubs.
David Lannarck, Midget|George S. Harney
I des wish you look at dat pone er co'n-bread, honey, en dem ar greens, en see ef dey aint got Remus writ some'rs on um.
Nights With Uncle Remus|Joel Chandler Harris
An' says I, 'Laws, you didn't think o' sech a thing as my sleepin' in dat 'ar' bed, did you?
The Boys of '61|Charles Carleton Coffin.

British Dictionary definitions for Ar (1 of 6)

the internet domain name for

Argentina

British Dictionary definitions for Ar (2 of 6)

the chemical symbol for

argon

British Dictionary definitions for Ar (3 of 6)

abbreviation for

Arkansas

Autonomous Region

Also: A/R (in the US and Canada) accounts receivable

British Dictionary definitions for Ar (4 of 6)

-ar

suffix forming adjectives

of; belonging to; likelinear; polar; minuscular

Word Origin for -ar

via Old French -er from Latin -āris, replacing -ālis (-al 1) after stems ending in l

British Dictionary definitions for Ar (5 of 6)

a.r.

abbreviation for

anno regni

Word Origin for a.r.

Latin: in the year of the reign

British Dictionary definitions for Ar (6 of 6)

Ar.

abbreviation for

Arabia(n)

Also: Ar Arabic

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for Ar

The symbol for the elementargon

Scientific definitions for Ar

The symbol for argon.