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cascading

caˈscading, ppl. a.
  [f. cascade v. + -ing2.]
  Falling in or as in a cascade.

1889 C. Edwardes Sardinia 199 The cascading stream. 1916 ‘Boyd Cable’ Action Front 179 From overhead..there came..the clatter and rattle of cascading bricks and tiles. 1923 Glasgow Herald 9 May 11 Climbing and cascading plants. 1957 Encycl. Brit. XXIII. 412/2 Another cause for hanging tributaries and consequently a sheer or cascading plunge..is simply more rapid deepening of that valley.

Oxford English Dictionary

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