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dumasin |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Mesityl \Mes"i*tyl\, n. (Chem.) A hypothetical radical formerly supposed to exist in mesityl oxide. {Mesityl oxide} (Chem.), a volatile liquid having the odor of peppermint, obtained by certain dehydrating agents from acetone; -- formerly called also {dumasin}.