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- (intransitive, botany) To burst or split open at definite places, discharging seeds, pollen or similar content.
- Anthers dehisce when the flower opens.
- (intransitive, medicine) To rupture or break open, as a surgical wound.
- A surgical wound may partially or completely dehisce after surgery, depending upon whether some or all of the layers of tissue come open.
(botany) burst or split open