de·​his·​cence di-ˈhi-sᵊn(t)s How to pronounce dehiscence (audio)
: an act or instance of dehiscing
pollen freed by dehiscence of the anther
dehiscent adjective

Example Sentences

Recent Examples on the Web Mongolian gerbils who receive semicircular canal fenestration in their left inner ears offer a successful animal model for superior semicircular canal dehiscence. Michael W. Clune, Harper’s Magazine , 10 Apr. 2023 But Martha then experienced complications following the revision, including dehiscence, where the edges of a wound split, as well as hypergranulation, where raised scar tissue forms above the site of the wound. Suzy Katz, Allure, 7 Feb. 2023 Superior canal dehiscence and Patulous Eustachian Tube can be treated with surgery. Julie Stewart, Men's Health, 26 July 2022 In addition, loud noises can make someone with superior canal dehiscence feel dizzy. Julie Stewart, Men's Health, 26 July 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'dehiscence.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


New Latin dehiscentia, from Latin dehiscent-, dehiscens, present participle of dehiscere

First Known Use

1819, in the meaning defined above

Time Traveler
The first known use of dehiscence was in 1819

Dictionary Entries Near dehiscence

Cite this Entry

“Dehiscence.” Dictionary, Merriam-Webster, Accessed 8 Jun. 2023.

Medical Definition


de·​his·​cence di-ˈhis-ᵊn(t)s How to pronounce dehiscence (audio)
: the parting of the sutured lips of a surgical wound
wound dehiscence resulting from infection

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