Ir
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abbreviation
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Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
Definition for Ir (2 of 7)
Ir
Symbol, Chemistry.
iridium.
Definition for Ir (3 of 7)
Definition for Ir (4 of 7)
Definition for Ir (5 of 7)
Definition for Ir (6 of 7)
Ir.
abbreviation
Ireland.
Irish.
Definition for Ir (7 of 7)
I.R.
abbreviation
immediate reserve.
infantry reserve.
intelligence ratio.
internal revenue.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for Ir
British Dictionary definitions for Ir (1 of 5)
ir
the internet domain name for
Iran
British Dictionary definitions for Ir (2 of 5)
Ir
the chemical symbol for
iridium
British Dictionary definitions for Ir (3 of 5)
IR
abbreviation for
infrared
(formerly, in Britain) Inland Revenue
Iran (international car registration)
British Dictionary definitions for Ir (4 of 5)
British Dictionary definitions for Ir (5 of 5)
Ir.
abbreviation for
Ireland
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
Medical definitions for Ir (1 of 3)
ir- 22
pref.
Variant ofin-2
Medical definitions for Ir (2 of 3)
ir- 11
pref.
Variant ofin-1
Medical definitions for Ir (3 of 3)
Ir
The symbol for the elementiridium
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for Ir
Ir
The symbol for iridium.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.