supervolcano
English
Etymology
Noun
supervolcano (plural supervolcanoes or supervolcanos)
- (volcanology) A powerful volcano, often having an explosive or cataclysmic eruption.
- 1983, Louis Berman, John C. Evans, Exploring the Cosmos (→ISBN), page 178:
- Mosaic of Olympus Mons on Mars. The supervolcano is nearly 600 kilometers wide at the base and 25 kilometers high and is capped by a crater 65 kilometers in diameter. It is about five times larger than the most massive volcanic cone on earth, Mauna Loa in Hawaii.
- 1984, Richard Monaco, Runes (→ISBN), page 64:
- The stone went dark, and instantly the supervolcano burst with an unthinkable blast. A miles-deep plug of dark and hot earth flew upward, followed by a tremendous expanding cloud. Swirling, dense substance spread and thickened [...]
- 1983, Louis Berman, John C. Evans, Exploring the Cosmos (→ISBN), page 178: