budgerigar

from WordNet (r) 3.0 (2006)

budgerigar
    n 1: small Australian parakeet usually light green with black
         and yellow markings in the wild but bred in many colors
         [syn: {budgerigar}, {budgereegah}, {budgerygah}, {budgie},
         {grass parakeet}, {lovebird}, {shell parakeet},
         {Melopsittacus undulatus}]

from The Collaborative International Dictionary of English v.0.48

budgerigar \budg"er*i*gar\, budgereegah \budgereegah\,
budgerygah \budgerygah\n.
   small Australian parakeet ({Melopsittacus undulatus}) usually
   light green with black and yellow markings in the wild but
   bred in many colors.

   Syn: budgie, grass parakeet, lovebird, shell parakeet.
        [WordNet 1.5]

[email protected]