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Definition of purine
1 : a crystalline base C5H4N4 that is the parent of compounds of the uric-acid group
2 : a derivative of purine; especially : a base (such as adenine or guanine) that is a constituent of DNA or RNA
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Recent Examples of purine from the Web
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One nutritionist wasn't surprised by the new findings, pointing out that the DASH diet is low in compounds called purines, which break down to form uric acid.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'purine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of purine
German Purin, from Latin purus pure + New Latin uricus uric (from English uric) + German -in 2-ine
Medical Dictionary
purine
playMedical Definition of purine
1: a crystalline base C5H4N4 that is the parent of compounds of the uric-acid group
2: a derivative of purine; especially : a base (as adenine or guanine) that is a constituent of DNA or RNA
Learn More about purine
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Britannica.com: Encyclopedia article about purine
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