scissure

scis·sure  (szhr, ssh-)

n. Anatomy

A split or opening in an organ or part.

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[Middle English, from Old French, from Latin scissra, from scissus, past participle of scindere, to split; see scission.]

Thesaurus

Noun

1.

scissure - a long narrow opening                 crack, crevice, fissure, cleft chap - a crack in a lip caused usually by cold chink - a narrow opening as e.g. between planks in a wall crevasse - a deep fissure fatigue crack - a crack in metal resulting from metal fatigue faulting, geological fault, fracture, break, fault, shift - (geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other; "they built it right over a geological fault"; "he studied the faulting of the earth's crust" opening, gap - an open or empty space in or between things; "there was a small opening between the trees"; "the explosion made a gap in the wall" rift - a narrow fissure in rock slit - a narrow fissure split - a lengthwise crack in wood; "he inserted the wedge into a split in the log" volcano, vent - a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt