ˌserəˈtäpsēə noun plural
Usage: capitalized
Etymology: New Latin, from Ceratops + -ia
: a group of large dinosaurs, usually made a suborder of the order Ornithischia, known chiefly from the Upper Cretaceous of No. America and Mongolia, and comprising animals of robust build that walked on all four feet and had an enormously developed skull, long horns, and a sharp horny beak — see triceratops
• cer·a·top·si·an | ̷ ̷ ̷ ̷| ̷ ̷sēən adjective or noun