Cirque

1. (n.) A circle; a circus; a circular erection or arrangement of objects.

2. (n.) A kind of circular valley in the side of a mountain, walled around by precipices of great height.

Thesaurus Entries

abysm, abyss, arroyo, box canyon, breach, break, canyon, cavity, chap, chasm, check, chimney, chink, cirque, cleft, cleuch, clough, col, combe, corrie, coulee, couloir, crack, cranny, crevasse, crevice, cut, defile, dell, dike, ditch, donga, draw, excavation, fault, fissure, flaw, flume, fracture, furrow, gap, gape, gash, gorge, groove, gulch, gulf, gully, hole, incision, joint, kloof, leak, moat, notch, nullah, opening, pass, passage, ravine, rent, rift, rime, rupture, scissure, seam, slit, slot, split, trench, valley, void, wadi