Medical Dictionary

purine base

noun

Medical Definition of PURINE BASE

:  any of a group of crystalline bases comprising purine and bases derived from it (as adenine, caffeine, guanine, theobromine, or xanthine) some of which are components of nucleosides and nucleotides

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears