noun
large quadrupedal herbivorous dinosaurs with very long neck and tail; late Jurassic
• Syn: ↑genus Apatosaurus
• Hypernyms: ↑reptile genus
• Member Holonyms: ↑Sauropoda, ↑suborder Sauropoda
• Member Meronyms: ↑apatosaur, ↑apatosaurus, ↑brontosaur, ↑brontosaurus, ↑thunder lizard, ↑Apatosaurus excelsus
Useful english dictionary. 2012.