Definition of Ceratopsidae
:a large family of American dinosaurs (suborder Ceratopsia) that includes Triceratops
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Ceratopsidae
plural noun
Cer·a·top·si·dae
\
ˌserəˈtäpsəˌdē
\
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Origin and Etymology of ceratopsidae
New Latin, from Ceratops, type genus + -idae
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