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acetone

noun
/ˈæsɪtəʊn/
/ˈæsɪtəʊn/
[uncountable]
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  1. a clear liquid with a strong smell used for cleaning things, making paint thinner and producing various chemicals丙酮
    Word Originmid 19th cent.: from acetic acid + -one (used in chemistry to denote a compound).

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