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dehisce

Line breaks: de|hisce
Pronunciation: /dɪˈhɪs
 
/

Definition of dehisce in English:

verb

[no object] technical
(Of a pod or seed vessel, or 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.

Origin

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

Derivatives

dehiscence

1
noun
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.

dehiscent

2
adjective
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.

Definition of dehisce in:

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