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Synonyms

Ir

1 American  

abbreviation

  1. Irish.


Ir 2 American  
Symbol, Chemistry.
  1. iridium.


IR 3 American  

abbreviation

  1. infrared.

  2. Football, Ice Hockey. injured reserve.

    Ending up on the IR so close to the end of the regular season may keep him off the ice for the entire Stanley Cup playoffs.

  3. intelligence ratio.

  4. information retrieval.


ir- 4 American  
  1. variant of in- (by assimilation) before r: irradiate.


ir- 5 American  
  1. variant of in- (by assimilation) before r: irreducible.


Ir. 6 American  

abbreviation

  1. Ireland.

  2. Irish.


I.R. 7 American  

abbreviation

  1. immediate reserve.

  2. infantry reserve.

  3. intelligence ratio.

  4. internal revenue.


IR 1 British  

abbreviation

  1. infrared

  2. (formerly, in Britain) Inland Revenue

  3. Iran (international car registration)

"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

Ir. 2 British  

abbreviation

  1. Ireland

  2. Irish

"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

Ir 3 British  

symbol

  1. iridium

"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

ir- 4 British  

prefix

  1. a variant of in- 1 in- 2

"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

ir 5 British  

abbreviation

  1. Iran

"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

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:

Aviv Tatarsky, a researcher at the Israeli anti-settlement organisation Ir Amim, said no official Israeli statement linked the demolition and evacuation notices in Al-Eizariya to the E1 project.

From Barron's Nov. 25, 2025

Israel’s emergency service said that it received a report of the shooting in Ma’alot Ir David, an Israeli settlement in East Jerusalem, at 10:42 a.m. on Saturday.

From Washington Post Jan. 28, 2023

Although he did not specify which projects he had in mind, Ir Amim, a private group tracking settlements in east Jerusalem, said he was probably referring to projects in Gilo and Givat Hamatos.

From Seattle Times Dec. 26, 2016

Although he did not specify which projects he had in mind, Ir Amim, a private group tracking settlements in East Jerusalem, said he was probably referring to projects in Gilo and Givat Hamatos.

From New York Times Dec. 26, 2016

"Ir was. This time my coin will champion Ser Loras."

From "A Game of Thrones" by George R.R. Martin

Nacua was one of three starters placed on IR after the opener.

From Los Angeles Times Sep. 15, 2024

Dr Ulrich Schade, in charge of the beamline, and his team continue to develop the instruments to enable unique, state-of-the-art experimental techniques in IR spectroscopy.

From Science Daily Apr. 25, 2024

Heck, the guy’s beginning his 17th season on the IR!

From Los Angeles Times Feb. 10, 2024

The new method monitors neutral lipids within LDs directly by detecting changes in IR absorbance.

From Science Daily Jan. 24, 2024

"She's a geologist. She knows IR can't get through a sandstorm."

From "The Martian" by Andy Weir

NOTE.—The forms il-, im-, and ir- are euphonic variations of in-.

From New Word-Analysis Or, School Etymology of English Derivative Words by William Swinton

This prefix thus appears as am-, an-, em-, en-, il-, im-, in-, ir-, as ambush, anoint, embrace, enclose, illude, immure, include, irritate.

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

During all this time the pris- 431:6 oner attended to his daily labors, partaking of food at ir-         regular intervals, sometimes going to sleep immediately         after a heavy meal.

From Science and Health, with Key to the Scriptures by Mary Baker Eddy

This prefix thus appears as en-, i-, il-, im-, in-, ir-, as enemy, ignoble, illegal, immortal, infirm, irregular.

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

The line of breakers ran for about a mile from southwest to northeast, and two hundred fathoms to the north of the ship an ir- regular mass of rocks formed a small islet.

From The Survivors of the Chancellor by Jules Verne

And some of the new Republican Senators, notably Maryland's Charles McCurdy Mathias Ir. and Pennsylvania's Richard Schweiker, will add strength to the growing group of G.O.P. progressives.

From Time Magazine Archive

But the Gael. and Ir., caoin, soft, gentle, is a word liable to intermix.

From The River-Names of Europe by Robert Ferguson

A simpler form of quisl is contained in Old Norse quistr, ramus, and the root is to be found in Sansc. dwis, to separate, Gael. and Ir. dis, two.

From The River-Names of Europe by Robert Ferguson

And from the Ir. brag, running water, I follow Mone in taking the following.

From The River-Names of Europe by Robert Ferguson

W. bol the paunch or belly, dim. boly, Ir. bolg.

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

Immigration and Customs Enforcement deportation officers, identified only as I.R. and F.H., detained Zaitsev on Tuesday morning, pursuant to an administrative arrest warrant, according to an affidavit filed with a criminal complaint in federal court.

From Los Angeles Times Feb. 26, 2025

“Certification connotes a degree of certitude that isn’t at all possible in the gold industry, especially in Brazil,” said David Soud, an analyst at I.R.

From Seattle Times Jan. 12, 2022

Source: Ian Gilyeat, founder and chief marketing officer at I.R.

From Inc Nov. 6, 2012

Tight end Jermichael Finley is the only genuine difference-maker returning from I.R..

From New York Times Aug. 24, 2011

“He’s not going to be on I.R. at this point, so nothing’s ruled out,” Fox said.

From Washington Post Aug. 18, 2011

The loss of sea ice contributes to global warming as the bright white surface makes ir replaced by darker ocean water, which absorbs more sunlight and retains heat.

From Barron's Mar. 11, 2026

My cousin said, “Ya te puedes ir a dormir, Grandma.”

From Los Angeles Times Dec. 26, 2021

Actually he uses the same sound, intermediate between ir and oi, for both words.

From Time Magazine Archive

He was both ir ritated and troubled, says Ryan, because the British plan, called Operation Rankin, placed the U.S. zone in the southern German provinces.

From Time Magazine Archive

Argaven was now in seclusion in the summer-palace at Warrever, and had named Pemmer Harge rem ir Tibe as Regent during his confinement.

From "The Left Hand of Darkness" by Ursula K. Le Guin

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