[ ney-li-dik-sik, ney- ]
/ ˈneɪ lɪˈdɪk sɪk, ˌneɪ- /
a substance, C12H12N2O3, that has antibacterial activity against many susceptible Gram-negative organisms, especially used in the treatment of urinary tract infections.
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Origin of nalidixic acid
1960–65; by shortening and rearrangement of naphthyridine and carboxylic acid, components of its chemical name
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Medicine definitions for nalidixic acid
[ nā′lĭ-dĭk′sĭk ]
A compound used in the treatment of infections of the genital and urinary tracts caused by gram-negative bacteria.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.