Meaning of APATOSAURUS EXCELSUS

WordNet Dictionary
	Definition:		[n]  huge quadrupedal herbivorous dinosaur common in N. America in the late Jurassic
	Synonyms:		apatosaur, apatosaurus, brontosaur, brontosaurus, thunder lizard
	See Also:		genus Apatosaurus, genus Brontosaurus, sauropod, sauropod dinosaur