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From The Collaborative International Dictionary of English v.0.44 [gcide]:
Ir \Ir\ n. (Chem.) The chemical symbol for iridium, a metallic element of the platinum group. It has atomic number 77 and an atomic weight of 192.22.
Syn: iridium. [WordNet 1.5]
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Ir- \Ir-\ A form of the prefix in-. See {In-}.
From WordNet (r) 2.0 [wn]:
Ir
noun
1: a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium [syn: {iridium}, {atomic number 77}]
2: a board of the British government that administers and collects major direct taxes [syn: {Inland Revenue}]
From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:
IR
1. {Internet Registry}. 2. {infrared}. (1997-01-30)
From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:
ir The {country code} for Iran. (1999-01-27)
From Hitchcock's Bible Names Dictionary (late 1800's) [hitchcock]:
Ir, watchman; city; vision
From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]:
IR Information Retrieval
From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]:
IR Interface Repository (ORB)
From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]:
IR Internet Registry
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