Ar

|

Arabic.

Ar

Symbol, Chemistry.

AR

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

ar-

variant of ad- before r: arrear.

-ar

1

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

-ar

2

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.

-ar

3

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

ar.

arrive; arrives.

Ar.

A/R

or a/r

account receivable.
accounts receivable.

a.r.

Insurance. all risks.

A.R.

annual return.
Army Regulation; Army Regulations.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ar

Contemporary Examples of ar

Historical Examples of ar


British Dictionary definitions for ar

ar

the internet domain name for

Argentina

Ar

the chemical symbol for

argon

AR

abbreviation for

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

Ar.

abbreviation for

Arabia(n)
Also: Ar Arabic

a.r.

abbreviation for

anno regni

Word Origin for a.r.

Latin: in the year of the reign

-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
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

Word Origin and History for ar

-ar

word-formation element meaning "pertaining to, of the nature of," from Latin -arem, -aris "of the kind of, belonging to," a secondary form of -alis, dissimilated for used after syllables with an -l- (e.g. insularis for *insulalis, stellaris for *stellalis).

Online Etymology Dictionary, © 2010 Douglas Harper

ar in Medicine

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.

ar in Science

Ar

The symbol for argon.

argon

[ärgŏn′]

Ar

A colorless, odorless element in the noble gas group. Argon makes up about one percent of the atmosphere. It is used in electric light bulbs, fluorescent tubes, and radio vacuum tubes. Atomic number 18; atomic weight 39.948; melting point -189.2°C; boiling point -185.7°C. See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.