storage battery

/ˌstɔrɪdʒ ˌbædəri/

Other forms: storage batteries

Definitions of storage battery

1. noun

   a voltaic battery that stores electric charge
   synonyms: accumulator

   types:

   lead-acid accumulator, lead-acid battery

   a battery with lead electrodes with dilute sulphuric acid as the electrolyte; each cell generates about 2 volts

   nicad, nickel-cadmium accumulator

   a rechargeable battery with a nickel cathode and a cadmium anode; often used in emergency systems because of its low discharge rate when not in use

   nickel-iron accumulator, nickel-iron battery

   a storage battery having a nickel oxide cathode and an iron anode with an electrolyte of potassium hydroxide; each cell gives about 1.2 volts

   automobile battery, car battery

   a lead-acid storage battery in a motor vehicle; usually a 12-volt battery of six cells; the heart of the car's electrical system

   type of:

   galvanic battery, voltaic battery

   battery consisting of a number of voltaic cells arranged in series or parallel