(definition) by Webster 1913 Wed Dec 22 1999 at 1:09:01

Met`a*cro"le*in (?), n. [Pref. met- + acrolein.] Chem.

A polymeric modification of acrolein obtained by heating it with caustic potash. It is a crystalline substance having an aromatic odor.

 

© Webster 1913.

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