mosasaur (English, noun)
expansion: mosasaur (plural mosasaurs)
Senses:
glosses: A large extinct marine reptile in the family †Mosasauridae, dominant marine predator of the Cretaceous. Mosasaurs are considered to belong to Squamata, the same group that includes lizards and snakes.
Forms:
form: mosasaurs
tags: plural