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disinfectant

noun
🔊/ˌdɪsɪnˈfektənt/
🔊/ˌdɪsɪnˈfektənt/
[uncountable, countable]
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  1. a substance that kills bacteria, used for cleaning消毒剂；杀菌剂
    • a strong smell of disinfectant呛人的消毒剂气味
    Word Originmid 19th cent.: from French désinfectant ‘disinfecting’.