Definition of allosaur in English:

allosaur

Syllabification: al·lo·saur
Pronunciation: /ˈaləˌsôr
 
/
(also allosaurus /ˌaləˈsôrəs/)

noun

  • A large bipedal carnivorous dinosaur of the late Jurassic period.
    • Genus Allosaurus, suborder Theropoda, order Saurischia
    More example sentences
    • We need a hominid skeleton and an allosaurus skull.
    • And then she saw two allosauruses appear and the fight was a lot less even.
    • I do not mean the nimble, fleet-footed ones like the allosaurus; I mean the slow sloth-type ones that we are encountering at the moment.

Derivatives

allosaurian

adjective
More example sentences
  • The switch from Stegosaurs to Nodosaurs might have been linked to the switch from allosaurian grab-hunters to tyrannosaur impact-hunters.
  • With the dinosaurs in his lost world, the main predators were descendants of allosaurian predators, but they were becoming wiped out by a new predator evolved from birdlike dinosaurs called avimimids.

Origin

modern Latin, from Greek allos 'other' + sauros 'lizard'.

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