superflood

English

Etymology

From super- +‎ flood.

Pronunciation

• Audio (US):

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Noun

superflood (plural superfloods)

1. A very large, devastating flood, especially one caused by the melting of a glacier-dammed lake.
   • 1935, United States. Congress. Senate. Committee on Flood Control, Flood Control in the Mississippi Valley, page 315:

     Under this plan, in the event of a superflood, New Orleans will have protection through the Bonnet Carre spillway, carrying a half million second feet of water.