purine /pūrˈin or pūrˈēn/ or purin /pūˈrin/

1. A cyclic double-ring crystalline substance C₅H₄N₄, which with oxygen forms uric acid (C₅H₄N₄O₃), and with many derivatives
2. Any of a number of these derivatives, cyclic diureides, such as adenine and guanine, esp one which is part of the nucleotide chains of DNA and RNA

• gourmets
• goustier
• goustiest
• goustrous
• gousty
• gout
• goutflies
• goutfly
• goutier
• goutiest
• goutiness
• goutinesses
• gouts
• goutte
• gouttes
• goutte à goutte
• goutweed
• goutweeds
• goutwort
• gouty
• gouvernante
• gouvernantes
• gov
• Gov.
• govern