GRE cascade Definition A small waterfall or a sudden, rapid flow of something. Example "Water tumbled down the rocks in a sparkling cascade." Sign in to save GRE PDF — $25 ← carving cash → Related words GRE awe GRE smithereens GRE abacus SAT abase GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate SAT abdomen GRE abduct GRE aberrant