electrode

views updated May 17 2018

electrode Conductor, usually a wire or rod, through which an electric current flows into or leaves a medium. In electrolysis, two electrodes – a positive (anode) and a negative (cathode) – are immersed in an electrolyte.

electrode

views updated May 29 2018

electrode XIX. f. ELECTRIC + Gr. hodós way. Cf. ANODE, CATHODE.

electrode

views updated May 18 2018

e·lec·trode / iˈlektrōd/ • n. a conductor through which electricity enters or leaves an object, substance, or region.

electrode

views updated May 21 2018

electrode (i-lek-trohd) n. any part of an electrical conductor or recording device that is used to apply electric current to a part of the body or collect electrical activity (e.g. from the heart or brain).