Search Result for "ornithomimid": 
Wordnet 3.0

NOUN (1)

1. lightly built medium-sized dinosaur having extremely long limbs and necks with small heads and big brains and large eyes; 



WordNet (r) 3.0 (2006):

ornithomimid
    n 1: lightly built medium-sized dinosaur having extremely long
         limbs and necks with small heads and big brains and large
         eyes