[ dih-his-uh ns ]
/ dɪˈhɪs əns /


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, equivalent to Latin dēhiscent- stem of dēhiscēns, present participle of dēhiscere (see dehisce) + -ia; see -ence

Related forms

de·his·cent, adjectivenon·de·his·cent, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for dehiscent

British Dictionary definitions for dehiscent


/ (dɪˈhɪsənt) /


(of fruits, anthers, etc) opening spontaneously to release seeds or pollen

Derived Forms

dehiscence, noun
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 dehiscent


[ dĭ-hĭsəns ]


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.

Science definitions for dehiscent


[ dĭ-hĭsəns ]

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.