car battery

Thesaurus

Noun

1.

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 systemautomobile batteryelectrical system - equipment in a motor vehicle that provides electricity to start the engine and ignite the fuel and operate the lights and windshield wiper and heater and air conditioner and radiolead-acid accumulator, lead-acid battery - a battery with lead electrodes with dilute sulphuric acid as the electrolyte; each cell generates about 2 volts