a yawning fissure or deep cleft in the earth's surface; gorge.

a breach or wide fissure in a wall or other structure.

a marked interruption of continuity; gap

a chasm in time.

a sundering breach in relations, as a divergence of opinions, beliefs, etc., between persons or groups.

noun

closure , junction , juncture

noun

abysm , alienation , arroyo , blank , breach , cavity , cleavage , cleft , clough , clove , crater , crevasse , fissure , flume , gorge , gulch , gulf , hiatus , hole , hollow , omission , opening , oversight , preterition , ravine , rent , rift , schism , skip , split , void , yawn , abyss , depth , aperture , canyon , gap , pit