mosasaur
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.
Related words
- mosasaurian
- mosasaurid
- mosasaurine
- mosasauroid
Where this comes from
This definition is adapted from “mosasaur” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.