[floo r-uh-yoo r-uh-sil, flawr-, flohr-]

noun Pharmacology.

a pyrimidine analog, C4H3FN2O2, used in the treatment of certain cancers.

Origin of fluorouracil

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

fluorouracil in Medicine


[flur′ō-yurə-sĭl, flôr′-]


An antineoplastic agent used especially in the treatment of cancers of the skin, breast, and digestive system.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.