[al-uh-pyoo r-uh-nawl, -nol]

noun Pharmacology.

a substance, C5H4N4O, used primarily in the treatment of chronic gout to decrease the synthesis of uric acid.

Origin of allopurinol

1960–65; apparently allo- + purine + -ol1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for allopurinol



a synthetic drug that reduces blood concentrations of uric acid and is administered orally in the treatment of gout. Formula: C 5 H 4 N 4 O

Word Origin for allopurinol

C20: from allo- + purine + -ol 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

allopurinol in Medicine


[ăl′ō-pyurə-nôl′, -nōl′]


A drug that inhibits the synthesis of uric acid and is used to treat gout and other hyperuricemic conditions.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.