noun
includes boneheaded (pachycephalosaurs) and horned (ceratopsian) dinosaurs
• Syn: ↑suborder Marginocephalia, ↑marginocephalian
• Hypernyms: ↑animal order
• Member Holonyms: ↑Ornithischia, ↑order Ornithischia
• Member Meronyms: ↑suborder Pachycephalosaurus, ↑Ceratopsia, ↑suborder Ceratopsia
Useful english dictionary. 2012.