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Noun: ratite  'ra,tIt
  1. Flightless birds having flat breastbones lacking a keel for attachment of flight muscles: ostriches; cassowaries; emus; moas; rheas; kiwis; elephant birds
    - ratite bird, flightless bird

Derived forms: ratites

Type of: bird, birdie [informal]

Antonym: carinate

Encyclopedia: Ratite