Brontosaurus Definition
brŏntə-sôrəs
noun
An apatosaurus.
American Heritage
Synonyms:
- thunder-lizard
- brontosaur
- Apatosaurus excelsus
- apatosaurus
- apatosaur
pronoun
A taxonomic genus within the subfamily Apatosaurinae — junior synonym of Apatosaurus.
Wiktionary
Origin of Brontosaurus
New Latin Brontosaurus former genus name Greek brontē thunder Greek sauros lizard
From American Heritage Dictionary of the English Language, 5th Edition
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