noun
widespread group including duck-billed dinosaurs and their early relatives (hadrosaurs, trachodon and iguanodon)
• Syn: ↑Euronithopoda, ↑suborder Euronithopoda, ↑euronithopod, ↑suborder Ornithopoda
• Hypernyms: ↑animal order
• Member Holonyms: ↑Ornithischia, ↑order Ornithischia
• Member Meronyms:
↑ornithopod, ↑ornithopod dinosaur, ↑Hadrosauridae, ↑family Hadrosauridae, ↑genus Trachodon, ↑Iguanodontidae, ↑family Iguanodontidae
* * *
I. \\ˌȯ(r)nəˈthäpədə\ noun pluralUsage: capitalized
: a suborder of the order Ornithischia comprising bipedal dinosaurs having distinctly digitigrade hind limbs usually with only three functional toes which are blunt and having also hollow limb bones, a fourth trochanter on the femur, and no dermal armor
II.
synonym of ornithischia
Useful english dictionary. 2012.