殺 菌 剤(さっきんざい)

さっきんざい

noun

disinfectant; germicide; bactericide

health science

1. disinfectant; germicide; bactericide

A chemical agent used to kill bacteria and other microorganisms, used in medical, agricultural, and household contexts.

殺菌剤(さっきんざい)で手(て)を消毒(しょうどく)する。

To disinfect hands with a germicide.

農業(のうぎょう)で殺菌剤(さっきんざい)を使(つか)う。

To use a germicide in agriculture.

プールの水(みず)には殺菌剤(さっきんざい)として塩素(えんそ)が加(くわ)えられている。

Chlorine is added to pool water as a disinfectant.

A compound of 殺菌(さっきん) (sterilization, killing bacteria) + 剤(ざい) (agent, preparation). Used in both medical/household contexts (disinfectants) and agricultural contexts (fungicides for crops). The suffix 剤(ざい) is productive and appears in many chemical/pharmaceutical compounds.

Common collocations

殺菌剤(さっきんざい)を散布(さんぷ)する: to spray disinfectant/fungicide
殺菌剤(さっきんざい)を塗(ぬ)る: to apply disinfectant
農薬(のうやく)殺菌剤(さっきんざい): agricultural fungicide

Similar words

消毒剤(しょうどくざい): disinfectant — very similar in household/medical use, but 消毒(しょうどく) implies making something harmless rather than killing organisms
除菌剤(じょきんざい): antibacterial agent — removes bacteria rather than killing them
殺虫剤(さっちゅうざい): insecticide — kills insects rather than bacteria

Related Words

Compare: 消毒剤(しょうどくざい) (disinfectant)

Compare: 殺虫剤(さっちゅうざい) (insecticide)

Compare: 抗菌薬(こうきんやく) (antibacterial drug)

general

Added 2026.4.7 21:42 · Revised 2026.9.2 13:02

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