- 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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for dehiscent
Fruit 5-celled dehiscent pods, with many pendulous, winged seeds.Trees of the Northern United States
Austin C. Apgar
Dehiscent: open or standing open: separating toward the tip.Explanation of Terms Used in Entomology
John. B. Smith
The dehiscent cone distinguishes this group from the Cembrae.
From the latter it is also distinct in its dehiscent cone and in its seed.
From P. albicaulis, with similar leaves, it differs by its dehiscent cone.
- (of fruits, anthers, etc) opening spontaneously to release seeds or pollen
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
Word Origin and History for dehiscent
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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.