411 REFERENCE · Wiktionary
AR
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
Appendix:Variations of "ar"
Translingual
🜇
Symbol
1 2 Argentina
mul ARG ISO 3166-1 alpha-3 alpha-3
mul alchemy archaic la aqua regia
mul 🜆
mul alchemy archaic la (balneum) arenae sand bath
mul alchemy archaic la (lapis) armenus Armenian stone
mul Argentina
English
Etymology
en abbreviations Abbreviation.
Adjective
-
en statistics en autoregressive.
Noun
~
en Firearms en countable weaponry An AR-15 personal semi-automatic rifle, M-16 assault rifle, M-4 carbine, derivative or related gun; the Armalite AR family and derivatives.
en AK
en David Heath, Elise Hansen and AJ Willingham, CNN Design: Joyce Tseng How an ‘ugly,’ unwanted weapon became the most popular rifle in America w:CNN https://www.cnn.com/2017/12/14/health/ar15-rifle-history-trnd 2017-12-14 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.” https://web.archive.org/web/20251114100100/https://www.cnn.com/2017/12/14/health/ar15-rifle-history-trnd 14 November 2025
en Firearms en countable weaponry informal An assault rifle or automatic rifle.
en uncountable or plurale tantum accounting en accounts receivable.
en philately post en acknowledgment of receipt.
en age regression en Age regression en agere paraphilia en age regression.
en AP<id:age progression>
en Q254183 en uncountable computing en augmented reality<id:Q254183>.
en RR<id:real reality> real reality IRL<id:in real life> ; VR<id:Q170519> virtual reality<id:Q170519>
en MR<id:Q1758389> mixed reality<id:Q1758389> spatial computing<id:Q85802496> CPS<id:Q1120057> w:cyber-physical system
en Tyler Colp The Vtuber Industry: Corporatization, Labor, and Kawaii Vice (magazine)#Website Vice https://web.archive.org/web/20201222193711/https://www.vice.com/en/article/akdj3z/the-vtuber-industry-corporatization-labor-and-kawaii 2020-12-22 (Cover started out as a company in the AR and VR business, but moved into the virtual talent sector; Ichikara is a startup designed to support their virtual talent)
en alternate reality en fandom en alternate reality.
en countable sports US en American record, national record for the United States.
en administrative rule,administrative regulation.
en 1984-08-18 12 6 w:Gay Community News 7 Karen J. Cox Women In Cages 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.
en biochemistry en androgen receptor.
en sports countable en area record, best achievement among those by persons from a given continent.
en crime en armed robbery.
en emergency medicine en artificial respiration.
en countable en aspect ratio.
en law politics en assembly resolution.
en AB HB HR SB SR
en meteorology en atmospheric river.
en aviation en aerial refueling.
Proper noun
en @abbr of:Arkansas state c/US.
en AR. Ar Ar.
en Ark. Ark ARK ARK.
en @abbr of:Arunachal Pradesh state c/India.
en American Revolution en American Revolution
en ARW AWI
See also
en AR pupil
Anagrams
en ar 'RA 'Ra ra RA Ra
German
Pronunciation
de De-AR.ogg <<Germany>> (<<Berlin>>)
Proper noun
de proper noun
de ISO 3166-2:CH code de Appenzell Ausserrhoden canton
Portuguese
Proper noun
pt Portugal pt w:Assembleia da República Assembly of the Republic
pt 2022-02-06 CNN Portugal Paulo Portas Chega quer vice-presidente na AR. Como está a extrema-direita nos outros países da UE? https://cnnportugal.iol.pt/videos/chega-quer-vice-presidente-na-ar-como-esta-a-extrema-direita-nos-outros-paises-da-ue/620042800cf2c7ea0f179496 Foi uma das primeiras polémicas a sair das eleições legislativas: o Chega quer um lugar na vice-presidência da Assembleia da República - ao qual tem, tradicionalmente, direito, por ter sido a terceira força política mais votada - mas a esquerda ameaça vetar a proposta. Em Global, Paulo Portas explicou o que se passa noutros países europeus. https://web.archive.org/web/20251114005445/https://cnnportugal.iol.pt/videos/chega-quer-vice-presidente-na-ar-como-esta-a-extrema-direita-nos-outros-paises-da-ue/620042800cf2c7ea0f179496 14 November 2025
pt 2022-02-11 SAPO Lusa BE quer explicações na AR de entidades envolvidas no processo eleitoral da emigração https://eco.sapo.pt/2022/02/11/be-quer-explicacoes-na-ar-de-entidades-envolvidas-no-processo-eleitoral-da-emigracao/ https://web.archive.org/web/20260504130847/https://eco.sapo.pt/2022/02/11/be-quer-explicacoes-na-ar-de-entidades-envolvidas-no-processo-eleitoral-da-emigracao/ 4 May 2026
Further reading
“AR” in Dicionário infopédia da Língua Portuguesa.
Romanian
Proper noun
ro proper noun
ro @abbrev of:Arad county c/Romania