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storage battery

Definitions of storage battery
  1. noun
    a voltaic battery that stores electric charge
    synonyms: accumulator
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    types:
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    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
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