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Word of the Day Wednesday, June 10, 2026

brontosaurus

/brɒntəˈsɔːrəs/ noun · British & US
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What does brontosaurus mean?

noun

A large herbivorous dinosaur of the genus Apatosaurus, characterized by a long neck and tail, and a small head. The term 'brontosaurus' is now considered a junior synonym of Apatosaurus.

Example

"The museum exhibit featured a life-sized model of a brontosaurus, which was a major draw for visitors."

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

Synonyms for brontosaurus

Antonyms of brontosaurus

Rhymes with brontosaurus

Etymologically related