INDOXYL

Noun

indoxyl (plural indoxyls)

(organic compound) A hydroxyl derivative of indole produced by bacterial degradation of indoleacetic acid

Source: Wiktionary

In*dox"yl, n. Etym: [Indigo + hydroxyl.] (Chem.)

Definition: A nitrogenous substance, C8H7NO, isomeric with oxindol, obtained as an oily liquid.

Source: Webster’s Unabridged Dictionary 1913 Edition