plesiosaurus
(ple-si-o-sau-rus)
5 syllables
Definition
noun. extinct marine reptile with a small head on a long neck a short tail and four paddleshaped limbs; of the Jurassic and Cretaceous
Example Sentence
A plesiosaurus had an long neck.
Synonyms
plesiosaur; extinct marine reptile; marine reptile that no longer exists
Antonyms
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plesiosaurus
