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Webster 1913 Edition

(kē′tōl)

Noun.

[

Ket

one + ind

(Chem.)

One of a series of series of complex nitrogenous substances, represented by methyl ketol and related to indol.

Methyl ketol

a weak organic base, obtained as a white crystalline substance having the odor of feces.

ketol ‎(plural ketols)