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Definition of Ir
1. Noun. A heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium.
2. Noun. A board of the British government that administers and collects major direct taxes.
Exact synonyms: Inland Revenue
Generic synonyms: Administrative Body, Administrative Unit
Geographical relationships: Britain, Great Britain, U.k., Uk, United Kingdom, United Kingdom Of Great Britain And Northern Ireland
Generic synonyms: Administrative Body, Administrative Unit
Geographical relationships: Britain, Great Britain, U.k., Uk, United Kingdom, United Kingdom Of Great Britain And Northern Ireland
Definition of Ir
1. Initialism. infrared ¹
2. Initialism. Infrared Radiation ¹
3. Initialism. Industrial Relations ¹
4. Initialism. Investors Relations ¹
5. Initialism. Information Retrieval ¹
¹ Source: wiktionary.com
Medical Definition of Ir
1.