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Definitions

basalt

[buh-sawlt, bas-awlt, bay-sawlt] / bəˈsɔlt, ˈbæs ɔlt, ˈbeɪ sɔlt /
NOUN
lava
Synonyms


Example Sentences

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Blessed with a tropical climate and rich basalt soil, the lush Central Highlands produces vast quantities of robusta beans, and Vietnam trails only Brazil in coffee output.

From Barron's ● Aug. 30, 2026

They found that large areas of solid basalt or magmatic rock best match the data.

From Science Daily ● May 5, 2026

The 129-foot waterfall — a wide curtain of white water cascading from a basalt cliff face — generates its own rainbow and once was dubbed the “Eighth Wonder of the World” by President Theodore Roosevelt.

From Los Angeles Times ● May 5, 2026

BOISE, Idaho—Each afternoon at around 4:30, the earth here shakes from a series of controlled explosions, as engineers blast through basalt bedrock to flatten out the ground underneath a gigantic new semiconductor factory.

From The Wall Street Journal ● Feb. 17, 2026

Most of the rocks brought back from the moon were basalt, a dark, smooth stone formed by the cooling of molten lava.

From "Flying to the Moon: An Astronaut's Story" by Michael Collins




Vocabulary lists containing basalt


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