Stegosaurus

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [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]



From WordNet (r) 2.0 [wn]:

  stegosaurus
       n : herbivorous ornithischian dinosaur with a row of bony plates
           along its back and a spiked tail probably used as a
           weapon [syn: {stegosaur}, {Stegosaur stenops}]