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ODE→pachycephalosaur

pachycephalosaur

Flag: gbEnglishOxford Dictionary of English
pachycephalosaur /ˌpakɪˈsɛf(ə)ləsɔː , ˌpakɪˈkɛf(ə)ləsɔː /
▸ noun a bipedal herbivorous dinosaur of the late Cretaceous period, with a thick domed skull.
Infraorder Pachycephalosauria, order Ornithischia: several genera, including Pachycephalosaurus.
– ORIGIN from Greek pakhus ‘thick’ + kephalē ‘head’ + sauros ‘lizard’.