Definitions

from The Century Dictionary.

  • noun Assimilated form (in Latin, etc.) of in- before r. In the following words, in the etymology, the prefix ir- is usually referred directly to the original in- or in.
  • noun Assimilated form (in Latin, etc.) of in- before r. In the following words, in the etymology, the prefix ir- is usually referred directly to the original in-.
  • noun An abbreviation of Irish.
  • noun In chem., the symbol for iridium.
  • An abbreviation of Ireland.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a board of the British government that administers and collects major direct taxes
  • noun a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium

Etymologies

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  • Ir. Chemical element symbol for Iridium.

    December 16, 2007