Definition of pliosaurian in English:

pliosaurian

adjective

  • Of, relating to, or designating the pliosaurs.

Origin

Late 19th century; earliest use found in American Naturalist. From Pliosaurus or pliosaur + -ian; compare saurian.

Pronunciation

pliosaurian

/ˌplʌɪə(ʊ)ˈsɔːrɪən/