See Also: dinosaur(dictionary)
dinosaur(encyclopedia)
dinosaur(dictionary)
Dinosaur National Monument(encyclopedia)
Dinosaur Provincial Park(tourism)

dinosaur (iou)



dinosaur noun. M19.
[mod. Latin dinosaurus, from Greek deinos fearsome + -SAUR.]
An extinct terrestrial reptile, freq. of gigantic size, of a group which was dominant in Mesozoic times, some having pelvic girdles like lizards (order Saurischia) and others like birds (order Ornithischia); fig. something that has not adapted to changing circumstances, a clumsy survival from earlier times.
dino'saurian adjective & noun (a) adjective of or pertaining to a dinosaur or the dinosaurs; (b) noun a dinosaur: M19.