cleft.

A narrow opening or division where a surface has split.

Use it for

Words that belong together

• rock cleft
• narrow cleft

On the page

Roots reached into a cleft in the limestone.

Usage notes

Primary category: setting / environment. Forms: Singular cleft; plural clefts. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: setting, description. Commonness: moderately common.