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单词 ratite
释义

ratite

[ rat-ahyt ]
/ ˈræt aɪt /

adjective

having a flat, unkeeled sternum, as an ostrich, cassowary, emu, or moa.

noun

a bird having a ratite breastbone.

Origin of ratite

1875–80; <Latin rat(is) raft + -ite2

Words nearby ratite

rations, ratio scale, ratio test, Ratisbon, Rat Islands, ratite, rat-kangaroo, ratline, RATO, rat on, ratoon
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for ratite

  • Like other Ratite birds it will take to the water, and examples have been seen voluntarily swimming a wide river.

    Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3|Various

  • The arrangement bears a great resemblance to that of Ratite birds.

    The Vertebrate Skeleton|Sidney H. Reynolds

  • Lastly must be noted the extinct tall Ratite species of Aepyornis with its several fancy genera.

    Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 7|Various

British Dictionary definitions for ratite

ratite
/ (ˈrætaɪt) /

adjective

(of flightless birds) having a breastbone that lacks a keel for the attachment of flight muscles
of or denoting the flightless birds, formerly classified as a group (the Ratitae), that have a flat breastbone, feathers lacking vanes, and reduced wings

noun

a bird, such as an ostrich, kiwi, or rhea, that belongs to this group; a flightless bird

Word Origin for ratite

C19: from Latin ratis raft
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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更新时间：2025/1/24 3:43:49