What does dehisced mean?
"Dehisced" is the past tense of the verb "dehisce," meaning to split or burst open along a natural line of weakness rather than through random tearing. In botany it describes ripe seed pods, capsules, or anthers that open at built-in seams to release pollen or seeds, as when a dry follicle splits to scatter its contents on the wind. In medicine it refers to a wound or surgical incision that has reopened along the stitched line, a usage that typically signals a complication requiring renewed care. The word derives from Latin dehiscere, "to gape open," sharing a root with "hiatus." Formal and technical in register, it appears mainly in botanical descriptions and clinical reports, where its precision — opening along a predetermined line, not merely breaking — makes it the exact term of choice.
verbPast tense and past participle of "dehisce": to have split or burst open along a natural line of weakness, as in a ripened fruit capsule, anther, or a healing wound.
- (of a seed capsule, anther, or fruit) having split open along a natural line to release its contents
- (of a wound or surgical incision) having reopened along the sutured line
"By late summer, the dried seed pods had dehisced, scattering their contents across the meadow."
"Once the follicles dehisced, the seeds were dispersed by the wind."
"Three days after surgery, the incision dehisced and required re-suturing."
Surgeons borrowed this botanist's verb to describe wounds that split back open — so the same word covers both a poppy pod releasing its seeds and a surgical incision coming undone.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of dehisced
"Dehisced" comes from Latin dehiscere, formed from the prefix de- plus hiare, meaning "to yawn" or "to gape open." The verb entered English in the seventeenth century, first applied to the splitting of plant structures at natural lines of dehiscence. Its Latin root also yields "hiatus," a gap or break, making them distant siblings in origin.
Related word forms
How dehisced is actually used
A technical term used chiefly in botany and medicine; rare in everyday speech. In medical contexts it often carries an implication of postoperative complication.
Easily confused with dehisced
"Deceased" means dead, while "dehisced" means having split open along a natural seam; the two differ by only one letter.