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Noun: ceratopsian  ,se-ru'tóp-see-un
  1. Any of several four-footed herbivorous dinosaurs with enormous beaked skulls; of the late Cretaceous in North America and Mongolia
    - horned dinosaur

Derived forms: ceratopsians

Type of: ornithischian, ornithischian dinosaur

Part of: Ceratopsia, suborder Ceratopsia

Encyclopedia: Ceratopsian