lead-acid battery


General Science

Cars & Driving

  • noun a system of lead plates and dilute sulphuric acid; used as a starter battery and as a traction battery in electric vehicles


  • A storage battery in which the cathode is lead plated with an oxide, such as lead oxide, the anode is lead, and the electrolyte is dilute sulfuric acid. Each cell produces about 2.1 volts, and a typical car battery, for instance, has 6 such cells for a total output of about 12.6 volts. Also called lead storage battery, or lead battery.
  • synonymlead storage battery