Definition of nalidixic acid
: an antibacterial agent C12H12N2O3 that is used especially in the treatment of genitourinary infections
Origin of nalidixic acid
perhaps from naphthyridine (C8H6N2 — from naphth- + pyridine) + carboxylic acid
First Known Use: 1962
Seen and Heard
What made you want to look up nalidixic acid? Please tell us where you read or heard it (including the quote, if possible).