Definition of mosasauroid in English:

mosasauroid

adjective

  • Resembling or of the nature of a mosasaur; of or relating to the group which includes the mosasaurs.

noun

  • A mosasauroid reptile; a marine reptile of the group including the mosasaurs and closely related forms.

Origin

Mid 19th century; earliest use found in Richard Owen (1804–1892), comparative anatomist and palaeontologist. From Mosasaurus + -oid.

Pronunciation

mosasauroid

/ˌməʊsəˈsɔːrɔɪd/