Source : Webster's Revised Unabridged Dictionary (1913)

Skatol \Ska"tol\, n. [Gr. ???, dung + -ol.] (Physiol. Chem.)
   A constituent of human f[ae]ces formed in the small
   intestines as a product of the putrefaction of albuminous
   matter. It is also found in reduced indigo. Chemically it is
   methyl indol, {C9H9N}.