Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.
Class II. Words Relating to SpaceSection II. Dimensions
1. General Dimensions
198. Interval.
parenthesis (interjacence) [See Interjacence]; void (absence) [See Absence]; incompleteness [See Incompleteness].
CLEFT, break, gap, opening; hole [See Opening]; chasm, mesh, crevice, chink, rime [now rare], creek, cranny, crack, chap, slit, fissure, scissure, rift, fault, flaw, breach, fracture, rent, gash, cut, leak, dike, ha-ha.
GORGE, defile, ravine, cañon, crevasse, abyss, abysm; gulf; inlet, frith, strait, gully, nullah [India]; pass; furrow [See Furrow]; abra [Sp. Amer.], barranco [Sp.]; clove [U. S.], gulch [U. S.], notch [U. S.], yawning gulf; hiatus maxime deflendus [L.], hiatus valde deflendus [L.].