brontosaurus

• POS: Noun
• HYPHEN: bron=to=sau=rus

CIDE DICTIONARY

brontosaurus, n. [NL., fr. Gr. bronth` thunder + say^ros lizard.].

 A genus of large sauropod American dinosaurs of the jurassic era, or an individual of that genus. A length of sixty feet is believed to have been attained by these reptiles. The genus is also called Apatosaurus, and individuals of the genus are also called brontosaurs.  [1913 Webster]

OXFORD DICTIONARY

brontosaurus, n. (also brontosaur) a large plant-eating dinosaur of the genus Brontosaurus, with a long whiplike tail and trunk-like legs.

Etymology

Gk bronte thunder + sauros lizard