An electoral register.

(Britain) A list of all those people who are registered to vote in a particular locality

a particulate collection device that removes particles from a flowing gas with electric forces

A special election held to fill a political office that has become vacant between general elections.

A guitar which requires electronic amplification to produce sufficient sound.

(chemistry, physics) the potential difference of a half-reaction which occurs across a reversible cell made up of any electrode and a standard hydrogen electrode

(chemistry, physics) an electrode with a stable and accurately known electrode potential

(physics, chemistry) An electrode with a standard electrode potential of zero; used as a standard against which other electrodes are measured.

an electrode potential measured under standard conditions; a temperature or 298K, 1 atmosphere pressure and at 1 mole of the activity of redox participants of the half-reaction.

the terminal through which electric current passes between metallic and nonmetallic parts of an electric circuit / a collector or emitter of electric charge in a semiconducting device