noun
also cre·vass krə̇ˈvas, -aa(ə)s sometimes -väs or -vȧs or ˈkrevə̇s
( plural crevasses )
Etymology: French, from Old French crevace
: a break, opening, or chasm of some width and considerable depth: as
a. : a split or cleavage through massed ice, glacier, snow field, or earth after earthquakes
b.
[American French, from French]
: a breach in the levee of a river