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Ar

1

or Ar.

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abbreviation
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IS and ARE are both forms of which verb?

Other definitions for Ar (2 of 11)

Ar2

Symbol, Chemistry.

Other definitions for Ar (3 of 11)

AR

abbreviation
annual return.
Arkansas (approved especially for use with zip code).
Army Regulation; Army Regulations.

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

1
<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

British Dictionary definitions for Ar (1 of 6)

ar

the internet domain name for
Argentina

British Dictionary definitions for Ar (2 of 6)

Ar

the chemical symbol for
argon

British Dictionary definitions for Ar (3 of 6)

AR

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

Ar

The symbol for the elementargon
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for Ar

Ar

The symbol for argon.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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