- 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 dehiscence
But some fruits are indehiscent, falling to Dehiscence of fruits.
Septicidal, where 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
Online Etymology Dictionary, © 2010 Douglas Harper
- A bursting open or splitting along natural or sutured lines.
- 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.