Mosasaur Definition

mōsə-sôr
noun
Any of various extinct carnivorous marine reptiles of the family Mosasauridae of the Cretaceous Period, having an elongated body, powerful jaws, and paddlelike limbs. Some species reached lengths of over 15 meters (50 feet).
American Heritage

Other Word Forms of Mosasaur

Noun

Singular:
mosasaur
Plural:
mosasaurs

Origin of Mosasaur

  • New Latin Mosasaurus genus name Latin Mosa the Meuse River (where fossils of the genus were first discovered) Greek sauros lizard

    From American Heritage Dictionary of the English Language, 5th Edition

  • mosa- +"Ž -saur

    From Wiktionary

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