maiasaur

[ mahy-uh-sawr ]
/ ˈmaɪ əˌsɔr /

noun

a large hadrosaur, Maiasaura peeblesorum, that is thought to have cared for its young.
Also mai·a·saur·a [mahy-uh-sawr-uh] /ˌmaɪ əˈsɔr ə/.

Scientific definitions for maiasaur

maiasaura
[ mī′ə-sôrə ]
maiasaur (ə-sôr′)

A duck-billed dinosaur of the genus Maiasaura of the late Cretaceous Period of North America. Its remains suggest that the adults lived in herds and cared for their young in large nesting sites.