A rocky outcrop; a rugged steep cliff or rock.
A rough, broken fragment of rock.
A partially compacted bed of gravel mixed with shells, of the Pliocene to Pleistocene epochs.
To fissure with crevasses.
To form crevasses.
A discontinuity or “gap” between the accounted variables and an observed outcome.
A crack or fissure in a glacier or snowfield; a chasm.
A breach in a canal or river bank.
Any cleft or fissure.