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Definitions

basalt

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


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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

“This is a fresh basalt here,” says Dr Voight, showing me a lump of black rock taken from a recent volcanic eruption, and riddled with tiny holes.

From BBC • Aug. 5, 2024

He went off to the nearest shelter, and returned with an ashwood spear tipped with a vicious basalt point, and what seemed to be a length of triple-thickness reindeer hide.

From "Wolf Brother" by Michelle Paver




Vocabulary lists containing basalt