alluvion

a great flow of water or of something that overwhelms the nonstop torrential rains were threatening to produce an alluvion of biblical proportions Synonyms flood, bath, cataclysm, cataract, deluge, flood tide, inundation, Niagara, overflow, spate, torrentRelated Words current, river, stream, tide; cloudburst, discharge, flush, gush, outflow, outpouring; flux, inflow, influx; engulfment, washout; avalanche, blizzard; cascade, waterfall; excess, glut, overabundance, overage, overkill, overmuch, oversupply, superabundance, superfluity, surfeit, surplusNear Antonyms dribble, drip, trickleAntonyms drought (also drouth)