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retractile

American  
[ri-trak-til] / rɪˈtræk tɪl /

adjective

Zoology.
  1. capable of being drawn back or in, as the head of a tortoise; exhibiting the power of retraction.


retractile British  
/ rɪˈtræktaɪl, ˌriːtrækˈtɪlɪtɪ /

adjective

  1. capable of being drawn in

    the retractile claws of a cat

"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

Other Word Forms

  • nonretractile adjective
  • nonretractility noun
  • retractility noun
  • subretractile adjective

Etymology

Origin of retractile

First recorded in 1770–80; retract 1 + -ile

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Mantle oval, covering the head and the greater part of the body; anterior tentacles, ill-developed; branchiae generally retractile.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" by Various

The claws are large, strongly curved, compressed, very sharp, and exhibit the retractile condition in the highest degree.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 4 "Carnegie Andrew" to "Casus Belli" by Various

The arteries are highly elastic, being extensile and retractile both in length and breadth.

From Special Report on Diseases of the Horse by Michener, Charles B.

The thoracic vertebrae number 13; the feet are digitigrade, with five front and four hind toes, of which the claws are retractile; and the metatarsus is haired all round.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 4 "Carnegie Andrew" to "Casus Belli" by Various

Sem′i-recon′dite, half-hidden; Sem′i-rē′flex, involuntarily performed, but not entirely independent of the will; Sem′i-reg′ular, pertaining to a quadrilateral having four equal sides, but only pairs of equal angles; Sem′i-retrac′tile, retractile to some extent.—n.

From Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) by Various