dehiscence [dih- his- uh ns] Examples Word Origin . Biology the release of materials by the splitting open of an organ or tissue. . Botany the natural bursting open of capsules, fruits, anthers, etc., for the discharge of their contents. . Surgery the bursting open of a surgically closed wound. Origin of dehiscence 1820–30;
New Latin dēhiscentia,
present participle of
-ence Related forms de·his·cent, adjective non·de·his·cent, adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for dehiscence Historical Examples of dehiscence
But some fruits are indehiscent, falling to
Dehiscence of fruits.
dehiscence is through the partitions, 123.
Septifragal, where the valves in
dehiscence break away from the partitions, 123.
In these the
dehiscence extends all round, or is circumscissile. Dehiscence, the regular splitting open of capsule or anther, 103, 119. Word Origin and History for dehiscence n.
1828, from Modern Latin
dehiscentia, from dehiscentem (nominative dehiscens), present participle of dehiscere "to gape, open, split down" (of the earth, etc.), from de- (see de-) + hiscere, inchoative of hiare "to yawn" (see yawn (v.)).
Online Etymology Dictionary, © 2010 Douglas Harper
A bursting open or splitting along natural or sutured lines.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
The spontaneous opening at maturity of a plant structure, such as a fruit, anther, or sporangium, to release its contents. Compare indehiscence. Related forms dehisce verb
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.