The story
From [Term?] + (tert-)bu(tyl) + -nidazole (“metronidazole derivative”).
Etymology from Wiktionary, CC BY-SA 4.0.
abunidazole
Today it means: An antifungal drug, 4-tert-butyl-2-[hydroxy-(1-methyl-5-nitroimidazol-2-yl)methyl]phenol. Full definition →