ə̇nˈdäksə̇l, ˈinˌd- noun
( -s )
Etymology: International Scientific Vocabulary ind- (II) + hydr oxyl; probably originally formed in German
: a yellow crystalline phenolic compound (C 8 H 6 N)OH that has a strong fecal odor, that occurs combined in plants and animals but is usually made from phenylglycine by heating with sodamide, and that on oxidation yields indigo; 3-hydroxy-indole — see indican