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[dih-his] /dɪˈhɪs/
verb (used without object), dehisced, dehiscing.
to burst open, as capsules of plants; gape.
Origin of dehisce
1650-60; < Latin dēhiscere to gape, part, equivalent to dē- de- + hiscere to gape, yawn (hi(āre) to yawn + -scere inchoative suffix) Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for dehisce


(intransitive) (of fruits, anthers, etc) to burst open spontaneously, releasing seeds, pollen, etc
Word Origin
C17: from Latin dēhiscere to split open, from de- + hiscere to yawn, gape
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
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dehisce in Medicine

dehisce de·hisce (dĭ-hĭs')
v. de·hisced, de·hisc·ing, de·hisc·es
To rupture or break open, as a surgical wound.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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dehisce in Science
The spontaneous opening at maturity of a plant structure, such as a fruit, anther, or sporangium, to release its contents. Compare indehiscence.

dehisce verb
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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