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Word of the Day Tuesday, June 9, 2026

basalt

/bəˈsɔlt/ noun · British & US
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What does basalt mean?

noun

A dark-colored, fine-grained igneous rock that is rich in iron and magnesium, often found in areas where there has been volcanic activity. It is commonly used in construction and as a dimension stone.

Example

"The ancient temple was built using large blocks of basalt that had been quarried from a nearby site."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for basalt

Rhymes with basalt

Etymologically related