e·lec·trol·y·sis 
(ĭ-lĕk-trŏlĭ-sĭs, ē′lĕk-)
(ĭ-lĕk-trŏlĭ-sĭs, ē′lĕk-)n.
1. Chemical change, especially decomposition, produced in an electrolyte by an electric current.
2. Destruction of living tissue, especially of hair roots, by means of an electric current applied with a needle-shaped electrode.