Home/bacterium/bactericidebactericideUnknownSeenFamiliarMastered🇬🇧 UK/bækˈtiəri,said/🇺🇸 US/bæk'tiәrisaid/C2Definitionsn.A substance that kills bacteria, especially one that is otherwise harmless.杀菌剂Root BreakdownRoot-derivedbacteriumbacterium, rod-shaped microorganism+cidekilling, cutting=bactericide← Back to bacterium