rainfall

• POS: Noun
• HYPHEN: rain=fall

CIDE DICTIONARY

rainfall, n. 

 A fall or descent of rain; the water, or amount of water, that falls in rain; as, the average annual rainfall of a region.  [1913 Webster]
"Supplied by the rainfall of the outer ranges of Sinchul and Singaleleh."  [1913 Webster]

OXFORD DICTIONARY

rainfall, n.
1 a fall of rain.
2 the quantity of rain falling within a given area in a given time.

THESAURUS

rainfall

Scotch mist, blood rain, bogginess, damp, dampness, dewiness, drizzle, evening mist, exudation, fall, flurry, fogginess, gout of rain, humectation, humor, marshiness, mist, mistiness, misty rain, mizzle, moistiness, moistness, moisture, patter, pitter-patter, precipitation, rain, raindrop, raininess, rainwater, sheet of rain, shower, showeriness, soddenness, sogginess, soppiness, splatter, sprinkle, swampiness, unfrozen hydrometeor, wateriness, wet, wetness, wettishness

ROGET THESAURUS

rainfall

River

N river, running water, jet, spirt, spurt, squirt, spout, spray, splash, rush, gush, jet d'eau, sluice, water spout, water fall, cascade, force, foss, lin, linn, ghyll, Niagara, cataract, rapids, white water, catadupe, cataclysm, debacle, inundation, deluge, chute, washout, rain, rainfall, serein, shower, scud, downpour, driving rain, drenching rain, cloudburst, hyetology, hyetography, predominance of Aquarius, reign of St. Swithin, mizzle, drizzle, stillicidum, plash, dropping, falling weather, northeaster, hurricane, typhoon, stream, course, flux, flow, profluence, effluence, defluxion, flowing, current, tide, race, coulee, spring, artesian well, fount, fountain, rill, rivulet, gill, gullet, rillet, streamlet, brooklet, branch, runnel, sike, burn, beck, creek, brook, bayou, stream, river, reach, tributary, geyser, spout, waterspout, body of water, torrent, rapids, flush, flood, swash, spring tide, high tide, full tide, bore, tidal bore, eagre, hygre, fresh, freshet, indraught, reflux, undercurrent, eddy, vortex, gurge, whirlpool, Maelstrom, regurgitation, overflow, confluence, corrivation, wave, billow, surge, swell, ripple, anerythmon gelasma, beach comber, riffle, rollers, ground swell, surf, breakers, white horses, whitecaps, rough sea, heavy sea, high seas, cross sea, long sea, short sea, chopping sea, hydrodynamics, hydraulics, hydraulicostatics, rain gauge, flowmeter, pegology, irrigation, pump, watering pot, watering cart, hydrant, syringe, garden hose, lawn spray, bhisti, mussuk, fluent, diffluent, profluent, affluent, tidal, flowing, meandering, meandry, meandrous, fluvial, fluviatile, streamy, showery, rainy, pluvial, stillicidous, stillatitious, for men may come and men may go but I go on foreve, that old man river, he just keeps rolling along.