| a neutral crystalline substance, C2H7NO3S, obtained from bile |
| a colorless, oily, water-soluble, highly toxic, liquid alkaloid, C10H14N2, found in tobacco and valued as an insecticide |
chromogenic chro·mo·gen·ic (krō'mə-jěn'ĭk)
adj.
Of or relating to a chromogen or to chromogenesis.