retractile

[ ri-trak-til ]

adjective

, Zoology.

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

retractile

/ rɪˈtræktaɪl; ˌriːtrækˈtɪlɪtɪ /

adjective

1. capable of being drawn in

   the retractile claws of a cat

Derived Forms

• retractility, noun

Other Words From

• re·trac·til·i·ty [ree-trak-, til, -i-tee], noun
• nonre·tractile adjective
• nonre·trac·tili·ty noun
• subre·tractile adjective

Word History and Origins

Origin of retractile¹

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

Example Sentences

Two globose retractile vesicles issue from the ninth and tenth segments of those of Arctia chrysorrhea, &c.

From Project Gutenberg

A tubular ovipositor, consisting of several pieces often retractile within each other, like the tubes of a telescope.

From Project Gutenberg

Once upon a time, many, many hundred years ago, the dog did use its claws; they were then retractile.

From Project Gutenberg

Although they resemble cats superficially they are not directly related to them and their claws are only partly retractile.

From Project Gutenberg

These small palps were probably retractile, and capable of being withdrawn entirely under the hood.

From Project Gutenberg

Related Words

• fingernail
• paw
• tentacle