IR
WordNet
noun
(1) A board of the British government that administers and collects major direct taxes
(2) A heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium
WiktionaryText
IR
- infrared
- Infrared Radiation
- Industrial Relations
- Investors Relations
- Information Retrieval
IR
- Islamic Republic of Iran, a member state of the United Nations.