microbicide
noun
- substance harmful to microorganisms
Wiktionary
noun
Etymology: Etymology tree English microbe Proto-Indo-European *kh₂eyd-der. Proto-Italic *kaidō Latin caedō Proto-Indo-European *-h₂ Proto-Indo-European *-eh₂ Proto-Italic *-ā Latin -a Latin -cīdader. Middle French -cidebor. English -cide English microbicide From microbe + -cide.
- Any substance that is harmful to and kills microorganisms.