especially : one of a series
ultralightweight
'> : a steep usually small fall of water
: something arranged or occurring in a series or in a succession of stages so that each stage derives from or acts upon the product of the preceding //blood clotting involves a biochemical cascade
: a fall of material (such as lace) that hangs in a zigzag line and that is used especially in clothing and draperies
: something falling or rushing forth in quantity //a cascade of sound //a cascade of events //Her hair was arranged in a cascade of curls.