mountain

1 an elevation of land higher than a hill my cousin likes to climb mountains just because she can Synonyms alp, hump, mount, peak Related Words cordillera, mountain range, range, sierra; inselberg, knob, seamount; aiguille, horn, mountaintop, pinnacle, summit Near Antonyms basin, bowl, depression, hollow, vale, valley

2 a considerable amount receives a mountain of mail every year for the holidays Synonyms abundance, barrel, basketful, boatload, bucket, bunch, bundle, bushel, carload, chunk, deal, dozen, fistful, gobs, good deal, heap, hundred, lashings (also lashins) [chiefly British], loads, mass, mess, lot, much, multiplicity, myriad, oodles, pack, passel, peck, pile, plateful, plenitude, plentitude, plenty, pot, potful, profusion, quantity, raft, reams, scads, sheaf, shipload, sight, slew, spate, stack, store, ton, truckload, volume, wad, wealth, yardRelated Words epidemic, plague, rash; bonanza, embarrassment, excess, overabundance, overage, overkill, overmuch, oversupply, plethora, redundancy, superabundance, superfluity, surfeit, surplus; deluge, flood, overflow; army, bevy, cram, crowd, crush, drove, flock, herd, horde, host, legion, mob, multitude, press, score, sea, swarm, throng; gazillion, jillion, kazillion, million, thousands, trillion, zillionNear Antonyms atom, crumb, dot, fleck, flyspeck, fragment, grain, granule, iota, jot, modicum, molecule, mote, nubbin, particle, ray, scintilla, scrap, shred, tittle, whit; smatter, smattering; dash, drop, morsel, shot; piece, portion, section; absence, dearth, famine, lack, paucity, poverty, scarceness, scarcity, shortage, undersupply, want; deficiency, deficit, inadequacy, insufficiency, meagerness, scantiness, scantness, skimpinessAntonyms ace, bit, dab, dram, driblet, glimmer, handful, hint, lick, little, mite, mouthful, nip, ounce, peanuts, pinch, pittance, scruple, shade, shadow, smidgen (also smidgeon or smidgin or smidge), speck, spot, sprinkle, sprinkling, strain, streak, suspicion, tad, taste, touch, trace

3 a quantity of things thrown or stacked on one another he piled a mountain of mashed potatoes on his plate Synonyms cock, heap, hill, mound, pile, stackRelated Words bank, bar, drift, embankment; bed, layer; mow, pyramid, rick; barrow, cairn, pyre; accumulation, aggregate, array, assemblage, collection, conglomeration, gathering, grouping, hoard, huddle, jumble, knot, pileup