A device used to power electric devices, consisting of one or more electrically connected electrochemical cells or (archaically) electrostatic cells.
Her phone needs a new battery because its present battery no longer holds a charge well.
1749 Benjamin Franklin, letter to Peter Collinson
Upon this We made what we call’d an Electrical Battery, consisting of eleven Panes of large Sash Glass, arm’d with thin leaden Plates, pasted on each Side...
A Turky is to be killed for our Dinners by the Electrical Shock; and roasted by the electrical Jack, before a Fire kindled by the Electrified Bottle; when the Healths of all the Famous Electricians in England, France and Germany, are to be drank in Electrified Bumpers, under the Discharge of Guns from the Electrical Battery.