a place where a stream or river falls from a high place, for example over a cliff or rockShe watched the magnificent waterfall cascade down the mountainside.The waterfall fell about twenty feet to swirling rapids.Wordfinderriverbend,course,current,dam,downstream,estuary,river,source,tributary,waterfallOxford Collocations Dictionaryadjectivegreat,high,beautiful,…waterfall + verbcascade,fall,flow,…Seefull entrySee related entries:Rivers and lakes
See waterfall in the Oxford Advanced American Dictionary