Search Result for "pyrimidine": 
Wordnet 3.0

NOUN (2)

1. any of several basic compounds derived from pyrimidine;

2. a heterocyclic organic compound with a penetrating odor; 



WordNet (r) 3.0 (2006):

pyrimidine
    n 1: any of several basic compounds derived from pyrimidine
    2: a heterocyclic organic compound with a penetrating odor