plesiosaurus meaning

UK US

plesiosaurus (noun): extinct marine reptile with a small head on a long neck a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous.

Definition of plesiosaurus

  1. 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: plesiosaur

    Type of: archosaur

Word lists: words starting with PL · words ending in US · 12-letter words

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