ratite Meaning, Definition & Usage
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noun 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.
WordNet
Rat"ite adjective
Definitions
(Zoöl.) Of or pertaining to the Ratitæ. --n. One of the Ratitæ.