Fissure

Definitions

1. A long, narrow crack or opening made by breaking or splitting, especially in rock or earth.
2. A groove, deep furrow, elongated cleft or tear between body parts or in the substance of an organ.
3. A break or slit in tissue usually at the junction of skin and mucous membrane.
4. A state of incompatibility or disagreement.

Equivalents

Examples

“After Miller's Dale Junction, the main Derby-Manchester line crosses the Wye for the last⟳ time and turns north-west up Great Rocks Dale, a natural fissure several miles long.”

CEFR level