Meaning & use

ratite

noun·Advanced

Last updated

any of a group of large, flightless birds, such as the ostrich, emu, and kiwi, that lack a keeled breastbone for flight muscles.

See it in a sentence

The ostrich is the largest living ratite.

Ratite birds evolved strong legs for running instead of wings for flying.

A note on using this word

Contrasted with 'carinate' birds, which have a keeled breastbone and can fly; ratites are found mainly in the Southern Hemisphere.

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