[ koh-ahrk-teyt, -tit ]
/ koʊˈɑrk teɪt, -tɪt /


(of a pupa) having the body enclosed in a hardened shell or puparium.

Origin of coarctate

1375–1425 for sense “confined, restricted,” 1810–20 for current sense; late Middle English < Latin coarctātus, variant of coartātus (past participle of coartāre to press together), equivalent to co- co- + art(us) tight (see article) + -ātus -ate1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for coarctate

British Dictionary definitions for coarctate


/ (kəʊˈɑːkteɪt) /


(of a pupa) enclosed in a hard barrel-shaped case (puparium), as in the housefly
crowded or pressed together; constricted

verb (intr)

pathol (esp of the aorta) to become narrower; become constricted

Derived Forms

coarctation, noun

Word Origin for coarctate

C15: from Latin coarctāre, to press together, from artus tight
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

Medicine definitions for coarctate


[ kō-ärktāt′ ]


Constricted, narrowed, or compressed, as a segment of a blood vessel.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.