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  • Ar
    Ar
    abbreviation
  • AR
    AR
    abbreviation
    annual return.
  • A/R
    A/R
    account receivable.
  • ar-
    ar-
    variant of ad- before r: arrears.
  • -ar
    -ar
    variant of the adjective-forming suffix -al, joined to words in which an l precedes the suffix: circular; lunar; singular .
  • ar.
    ar.
    abbreviation
    arrival.
  • a.r.
    a.r.
    abbreviation
    all risks.
  • A.R.
    A.R.
    abbreviation
    annual return.
  • Ar.
    Ar.
    abbreviation
    Arabia(n)
  • ar
    ar
    abbreviation
    Argentina

Ar

1 American  
Or Ar.

abbreviation

  1. Arabic.


Ar 2 American  
Symbol, Chemistry.
  1. argon.


AR 3 American  

abbreviation

  1. annual return.

  2. (loosely) AR-15.

  3. Arkansas (approved especially for use with zip code).

  4. Army Regulation.

    This regulation supersedes AR 600-20, dated 6 November 2014.

  5. atmospheric river.

  6. augmented reality.


A/R 4 American  
Or a/r
  1. account receivable.

  2. accounts receivable.


ar- 5 American  
  1. variant of ad- before r: arrears.


-ar 6 American  
  1. variant of the adjective-forming suffix -al, joined to words in which an l precedes the suffix: circular; lunar; singular .


-ar 7 American  
  1. variant of -er, often under the influence of a spelling with -ar- in a cognate Latin noun.

    burglar; cellar; collar; mortar; poplar; scholar; vicar; vinegar.


-ar 8 American  
  1. variant of -er on the model of -ar, used in the formation of nouns of agency: liar; beggar .


ar. 9 American  

abbreviation

  1. arrival.

  2. arrive; arrives.


a.r. 10 American  

abbreviation

  1. Insurance. all risks.


A.R. 11 American  

abbreviation

  1. annual return.

  2. Army Regulation; Army Regulations.


AR 1 British  

abbreviation

  1. Arkansas

  2. Autonomous Region

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

"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

Ar. 2 British  

abbreviation

  1. Arabia(n)

  2. 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

-ar 3 British  

suffix

  1. of; belonging to; like

    linear

    polar

    minuscular

"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

Ar 4 British  

symbol

  1. argon

"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

a.r. 5 British  

abbreviation

  1. anno regni

"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

ar 6 British  

abbreviation

  1. Argentina

"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

Usage

What else does AR mean? AR can stand for hundreds of things, but here are three of the big ones: augmented reality, alternate reality, and ArmaLite rifle. How do you pronounce AR?[ ey-ahr ]

Etymology

Origin of -ar

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

Vocabulary lists containing ar

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

So in Rita's memory, he walks the same route from the Pont Ar Daf car park to the peak at 886m.

From BBC Apr. 4, 2026

Among them are more than 160 prominent figures, including author Ayse Kulin and actress Mujde Ar.

From Barron's Feb. 25, 2026

While most who patronize Ar de Rock don’t go to Mass, she added, some become curious enough to ask about worship times.

From Seattle Times Nov. 9, 2023

Her imam, Musa Kabba, of Masjid Ar Rahmah, said she was away from the apartment for up to 40 minutes before fire trucks arrived.

From New York Times Feb. 17, 2019

He did not come up the course of the Ar like most people, but down, out of the forests of the higher mountainside.

From "A Wizard of Earthsea" by Ursula K. Le Guin

Investigators searched the man’s home and found an “illegally modified AR platform rifle,” a pistol, magazines, ammunition and body armor, among other things.

From The Wall Street Journal Aug. 5, 2026

But a series of product disappointments and overly ambitious promises have left AR in the dust.

From Barron's Jun. 18, 2026

Critics question the merits of Snap’s decision to double down on AR spending, as well as some of the design and pricing choices made with this latest iteration of the glasses.

From MarketWatch Jun. 17, 2026

Snap later began shifting towards AR, offering new Spectacles in 2021 to a "select group of global creators" in the field.

From BBC Jun. 17, 2026

He handed each of us a small piece of paper which read Trans-Texas Airways: Pine Bluff, AR, to Little Rock, AR.

From "The Lions of Little Rock" by Kristin Levine

“Automate revenue and coding from clinical activity to reduce administrative overhead, avoid missing charges, reduce A/R days and increase total revenue,” the company’s website says.

From Los Angeles Times Dec. 10, 2021

"Money that stays too long in A/R is a disaster waiting to happen," Rohr says.

From Inc Feb. 19, 2010

Salesmen for the  GSCI and  other commodity indexes ar- gued  that  their products were an  important way to diversify in- vestment  portfolios.

From MSNBC Jun. 4, 2014

Rolling end over end in a flash flood in a big ar- royo.

From "Ceremony:" by Leslie Marmon Silko

Starting in fall 1793, British troops began ar- riving in Saint Domingue to reenslave people and return them to their sugar plantations.

From "Sugar Changed the World: A Story of Magic, Spice, Slavery, Freedom, and Science" by Marc Aronson

And I, Sam Gribley, felt just wonderful, just wonder- I pushed the raft down the stream and gathered ar- rowleaf bulbs, cattail tubers, bulrush roots, and the nutlike tubers of the sedges.

From "My Side of the Mountain" by Jean Craighead George

In other words, the stage was very shallow, and appears to have been ar- ranged for a number of performers standing in a line, like a company of soldiers.

From A Little Tour in France by Henry James

Archiās, declension of, 22. -ar, declension of nouns in, 39. arguō, constr.,

From New Latin Grammar by Charles E. (Charles Edwin) Bennett

Some nouns of this decl. take -ar in the gen. sing., especially proper names, such as Hākon, gen.

From Icelandic Primer with Grammar, Notes and Glossary by Henry Sweet

Nouns ending in -a, -e, -i, -y, -o, -l, -n, -t, -ar, -ur, -ŭs are Neuter.

From New Latin Grammar by Charles E. (Charles Edwin) Bennett

These end in the Nominative Singular in -e, -al, and -ar.

From New Latin Grammar by Charles E. (Charles Edwin) Bennett

Instead of the infinitive moods and plural numbers ending in -n as in Holland, the former end in -a, the latter in -ar.

From The Ethnology of the British Colonies and Dependencies by R. G. (Robert Gordon) Latham

Sa. a lion ramp., ar. within a bordure engr. or.

From Notes and Queries, 1850.12.21 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Geneologists, etc. by George Bell

C–F, development of the spore fruit, × 300. ar. archicarp.

From Elements of Structural and Systematic Botany For High Schools and Elementary College Courses by Douglas Houghton Campbell

Fig. 55.—Longitudinal section of a nearly full-grown sporogonium of Madotheca, which has not, however, broken through the overlying cells, × 25. sp. cavity in which the spores are formed. ar. abortive archegonium.

From Elements of Structural and Systematic Botany For High Schools and Elementary College Courses by Douglas Houghton Campbell

F, a female prothallium, seen from below, × 12. ar. archegonia.

From Elements of Structural and Systematic Botany For High Schools and Elementary College Courses by Douglas Houghton Campbell

Crest—"A lion's gamb couped ar., grasping a broken tilting lance, the spear end pendant gu."

From Dorothy Payne, Quakeress A Side-Light upon the Career of 'Dolly' Madison by Ella Kent Barnard

Pay Roll. a.r. 1315-1383.—The pay roll is made out monthly in triplicate, one copy being retained and two copies being sent to the Quartermaster.

From Military Instructors Manual by Oliver Schoonmaker

Drawing on work by the scholar John Wood, Ms. Kimber proposes that Murry was not Mansfield’s most significant emotional and professional relationship; that claim properly belongs to a man called A.R.

From The Wall Street Journal Jan. 30, 2026

“Indeed, it has become clear to the State, through conversations with more than one person in contact with her, that A.R. is actively thwarting attempts to serve her to avoid coming to court,” Ahsens wrote.

From Seattle Times Jan. 3, 2024

He noted that the same woman first accused Carter in criminal investigations in Florida, where the alleged incidents took place, and Pennsylvania, where A.R. lived in 2003.

From Los Angeles Times Aug. 30, 2023

Mr. Kimbrough received strong reviews for his performance in the 1995 production of A.R.

From New York Times Feb. 5, 2023

A.R., anno regni=In the year of the reign.

From Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) by Various

They found that Ar. ramidus still favored the kind of C3 plants that apes prefer, suggesting that it was still spending a lot of time in woodlands.

From Science Magazine Nov. 12, 2012

Ar. with father and mother Cogan, Mrs. George.

From Some Reminiscences of old Victoria by Edgar Fawcett

Ar. single; gold miner, then engaged in retail business Harrison, Mrs. Eli, Sr. July.

From Some Reminiscences of old Victoria by Edgar Fawcett

Ar. young, with father and mother; now with firm of E. B. Marvin & Co.

From Some Reminiscences of old Victoria by Edgar Fawcett

Ar. asÐsum?t, pl. of asÐsamt a way, or perh., a point of the horizon and a circle extending to it from the zenith, as being the Arabic article: cf.

From Webster's Unabridged Dictionary (2nd 100 Pages) by Noah Webster

Two forensic experts, who looked at the case recently for S4C's Byd ar Bedwar programme, said there was reason to believe another person may have been involved in the deaths.

From BBC Oct. 17, 2025

The United Nations says millions of Afghans ar facing a second winter without enough to eat.

From Reuters Jul. 26, 2022

Un ddraig ar y crys, Jules Rimet yn dal i ddisgleirio.

From The Guardian Mar. 24, 2022

Cam Talbot made 28 saves to help the Wild extended ar franchise record with their 10th straight home win.

From Washington Times Mar. 24, 2021

The pianos plink along softly; it sounds as if a dozen are playing all ar once, as if the sound comes from every point of the compass.

From "All the Light We Cannot See" by Anthony Doerr

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