Part of speech:
A white, extremely dense, brittle, corrosion-resistant chemical element, one of the platinum metals: alloys of iridium are used in electrodes, pen points, crucibles, etc.: symbol, Ir; at. no. 77
Abbreviation of inch
a board of the British government that administers and collects major direct taxes
a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium
Find another word for ir. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for ir, like: iridium, in, inland revenue and atomic number 77.