'brontosaur' definitions:
Definition of 'brontosaur'
(from WordNet)
noun
Huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic [syn: apatosaur, apatosaurus, brontosaur, brontosaurus, thunder lizard, Apatosaurus excelsus]
Definition of 'brontosaur'
From: GCIDE
- brontosaur \bron`to*saur"\, n. [NL., fr. Gr. bronth` thunder + say^ros lizard.] (Paleon.) a dinosaur of the genus Brontosaurus; an individual may also be called a brontosaurus or an apatosaurus. [PJC]