Capercailzie \Ca"per*cail`zie\, or Capercally \Ca"per*cal`ly\, n. [Gael, capulcoile.] (Zool.) A species of black Old World grouse ({Tetrao uragallus}) of large size and fine flavor, found in northern Europe and formerly in Scotland; -- called also {cock of the woods} and {horse of the wood}. [Written also {capercaillie}, {capercaili}.]
