Emily Dickinson Lexicon

E-LEC'TRODE, n. [Gr. ηλεκτρον, (for electricity,) and οδος, a way.]

A name applied to what is called the pole of the voltaic circle. The electrodes are the surfaces of air, water, metal, &c. which serve to convey an electric current into and from the liquid to be decomposed. Faraday. Turner.