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• crater lake
  crater lake

  noun

  a body of water occupying a roughly circular, steep-sided volcanic crater or caldera.
• Crater Lake
  Crater Lake

  noun

  a lake in the crater of an extinct volcano in southwestern Oregon, in Crater Lake National Park. 20 sq. mi. (52 sq. km); 1,996 feet (608 meters) deep.

crater lake

¹ American  

noun

1. a body of water occupying a roughly circular, steep-sided volcanic crater or caldera.

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Crater Lake ² American  

noun

1. a lake in the crater of an extinct volcano in southwestern Oregon, in Crater Lake National Park. 20 sq. mi. (52 sq. km); 1,996 feet (608 meters) deep.

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Etymology

Origin of crater lake¹

First recorded in 1875–80

Origin of Crater Lake²

First recorded in 1895–1900

Example Sentences

A short distance away I can see the rim of the volcano's crater lake, while to the south steam vents and mud pools bubble away.

From BBC • Oct. 17, 2024

However, the chemical development of the former crater lake and its habitable areas is only partially understood.

From Science Daily • Dec. 5, 2023

The single-piece statue, standing just under 5-foot-3, was found by a team of researchers on Feb. 21 inside a dried-out crater lake on the island’s Rano Raraku volcano inside the island’s Rapa Nui National Park.

From Washington Times • Mar. 3, 2023

At Lake Toba on Sumatra Island, the world’s largest crater lake, residents protested the seizure of farmland for new roads.

From New York Times • Nov. 21, 2022

All of a sudden, it reminded him of the crater lake in the Philippines called Pinatubo, which was created after the 1991 eruption of the Mount Pinatubo volcano.

From "The Smartest Kid in the Universe" by Chris Grabenstein