Definition of dehisce in English:


Syllabification: de·hisce
Pronunciation: /diˈhis


[no object] technical
  • (Of a pod or seed vessel, or of a cut or wound) gape or burst open: after the anther lobes dehisce, the pollen is set free
    More example sentences
    • Upon maturation in October through November, the outer husk dehisces, exposing white arillate seeds.
    • When the fruits were ready to dehisce, the seeds were counted, weighed and planted to test for germinability as described in the previous experiment.
    • A capsule was considered mature when it dehisced or reached full size.



Pronunciation: /-ˈhisəns/
More example sentences
  • Around 63% of pollen grains were viable at the time of anther dehiscence.
  • Synchrony between floret opening and anther dehiscence may contribute to the high rate of self-pollination.
  • Pollen viability was about 71% at the moment of anther dehiscence.


Pronunciation: /-ˈhisənt/
More example sentences
  • The phenology index was calculated as the proportion of flowers with dehiscent stamens.
  • Six of our patients underwent surgical resurfacing of the dehiscent canal via a middle cranial fossa approach.
  • The fruit is dehiscent, woody, aggregated in bunches and generally contains two seeds.


mid 17th century: from Latin dehiscere, from de- 'away' + hiscere 'begin to gape' (from hiare 'gape').

More definitions of dehisce

Definition of dehisce in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day skosh
Pronunciation: skəʊʃ
a small amount; a little