Conductor

·noun ·same·as Leader.

II. Conductor ·noun The leader or director of an orchestra or chorus.

III. Conductor ·noun One in charge of a public conveyance, as of a railroad train or a street car.

IV. Conductor ·noun One who, or that which, conducts; a leader; a commander; a guide; a manager; a director.

V. Conductor ·noun A grooved sound or staff used for directing instruments, as lithontriptic forceps, ·etc.; a director.

VI. Conductor ·noun A substance or body capable of being a medium for the transmission of certain forces, ·esp. heat or electricity; specifically, a lightning rod.