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(ich-thy-o-saur) 4 syllables

Definition

noun. a large marine reptile that lived in the Mesozoic era.

Example Sentence

Paddle-like limbs enabled the ichthyosaur to move swifty through the water.

More Example Sentences

Fossils of the ichthyosaur are very rare.

Synonyms

marine reptile; sea dinosaur; prehistoric creature

Antonyms

mammal

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ichthyosaur
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