Pyrimidine
WordNet

noun


(1)   A heterocyclic organic compound with a penetrating odor
(2)   Any of several basic compounds derived from pyrimidine
WiktionaryText

Noun


  1. A diazine in which the two nitrogen atoms are in the meta- positions; it is the basis of three of the bases found in DNA and RNA, thymine, uracil and cytosine
 
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