megalosaurus

WORDNET DICTIONARY

megalosaurus(n = noun.animal) megalosaur - gigantic carnivorous bipedal dinosaur of the Jurassic or early Cretaceous in Europe; Array

is a kind of bird-footed dinosaur, theropod, theropod dinosaur

is a member of genus megalosaurus

megalosaurus, n. [NL. megalosaurus, fr. Gr. me`gas, mega`lh, great + say^ros lizard: cf. F. mégalosaure.].

A gigantic carnivorous dinosaur, whose fossil remains have been found in England and elsewhere. [1913 Webster]

megalosaurus, n. a large flesh-eating dinosaur of the genus Megalosaurus, with stout hind legs and small forelimbs.

Etymology

MEGALO- + Gk sauros lizard

For further exploring for "megalosaurus" in Webster Dictionary Online