The Collaborative International Dictionary of English v.0.48:
Electrolytic \E*lec`tro*lyt"ic\, Electrolytical \E*lec`tro*lyt"ic*al\, a. [Cf. F. ['e]lectrolytique.] Pertaining to electrolysis; as, electrolytic action. -- E*lec`tro*lyt"ic*al*ly, adv. [1913 Webster]