| Valley 1. (n.) The space enclosed between ranges of hills or mountains; the strip of land at the bottom of the depressions intersecting a country, including usually the bed of a stream, with frequently broad alluvial plains on one or both sides of the stream. Also used figuratively. 2. (n.) The place of meeting of two slopes of a roof, which have their plates running in different directions, and form on the plan a reentrant angle. 3. (n.) The depression formed by the meeting of two slopes on a flat roof. Thesaurus Entries abysm, abyss, arroyo, bottom, bottom glade, bottoms, box canyon, breach, break, canyon, cavity, chap, chasm, check, chimney, chink, cirque, cleft, cleuch, clough, col, comb, combe, corrie, coulee, couloir, crack, cranny, crevasse, crevice, cut, cwm, dale, defile, dell, dike, dingle, ditch, donga, draw, excavation, fault, fissure, flaw, flume, fracture, furrow, gap, gape, gash, gill, glen, gorge, groove, grove, gulch, gulf, gully, hole, hollow, incision, intervale, joint, kloof, leak, lunar rill, moat, notch, nullah, opening, pass, passage, ravine, rent, rift, rime, rupture, scissure, seam, slit, slot, split, strath, trench, trough, vale, void, wadi |