Search Result for "psittacosaur": 
Wordnet 3.0

NOUN (1)

1. primitive dinosaur actually lacking horns and having only the beginning of a frill; long hind limbs and short forelimbs; may have been bipedal;
[syn: psittacosaur, psittacosaurus]


WordNet (r) 3.0 (2006):

psittacosaur n 1: primitive dinosaur actually lacking horns and having only the beginning of a frill; long hind limbs and short forelimbs; may have been bipedal [syn: psittacosaur, psittacosaurus]