electrolyze

/ɪˈlɛktrəˌlaɪz/
verb
  1. To cause a chemical change in a substance by passing an electric current through it, usually in a liquid.
    • They plan to electrolyze the molten ore to extract pure aluminum.
    • The lab technician will electrolyze the salt solution to obtain chlorine gas.
    • Scientists electrolyze water to produce hydrogen fuel.
Synonyms