Meaning of crater lake

cra'ter lake"

Pronunciation: [key]
  1. a body of water occupying a roughly circular, steep-sided volcanic crater or caldera.

Cra'ter Lake'

Pronunciation: [key]
  1. a lake in the crater of an extinct volcano in SW Oregon, in Crater Lake National Park. 20 sq. mi. (52 sq. km); 1996 ft. (608 m) deep.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.