'Stegosaurus' definitions:
Definition of 'stegosaurus'
(from WordNet)
noun
Herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weapon [syn: stegosaur, stegosaurus, Stegosaur stenops]
Definition of 'Stegosaurus'
From: GCIDE
- Stegosaurus \Steg`o*sau"rus\ (st[e^]g`[-o]*s[add]"r[u^]s), n. [NL., fr. Gr. ste`gh roof + say^ros a lizard.] (Paleon.) A genus of large Jurassic dinosaurs remarkable for a powerful dermal armature of plates and spines. [1913 Webster]