11-Letter Words Containing: OSAUR

• any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs

• having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's

• large primitive reptile having a tall spinal sail; of the Permian or late Paleozoic in Europe and North America

• Any member of the Prosauropoda, a group of early herbivorous dinosaurs with a long neck and small head, forelimbs shorter than the hindlimbs, and a very large thumb claw for defense.

• large carnivorous bipedal dinosaur having enormous teeth with knifelike serrations; may have been a scavenger rather than an active predator; later Cretaceous period in North America

• huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic

• huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic

• extinct marine reptile with a small head on a long neck and a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous

• herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weapon