English noun: plesiosaur | |||
1. | plesiosaur (animal) extinct marine reptile with a small head on a long neck a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous | ||
Synonyms | plesiosaurus | ||
Broader (hypernym) | archosaur, archosaurian, archosaurian reptile | ||
Member meronym | genus Plesiosaurus | ||