apteryx

Definitions of apteryx
1

n nocturnal flightless bird of New Zealand having a long neck and stout legs; only surviving representative of the order Apterygiformes

Synonyms:
kiwi
Type of:
flightless bird, ratite, ratite bird
flightless birds having flat breastbones lacking a keel for attachment of flight muscles: ostriches; cassowaries; emus; moas; rheas; kiwis; elephant birds

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.