#ignition_coil  an induction coil that converts current from a battery into the high-voltage current required by spark plugs
  supertype:  induction_coil__inductioncoil  a coil for producing a high voltage from a low-voltage source
  part of:  ignition_system__ignition  the mechanism that ignites the fuel in an internal-combustion engine
     part of:  electrical_system__electrical_part  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 radio
        part of:  motor_vehicle__motorvehicle__automotive_vehicle  a self-propelled wheeled vehicle that does not run on rails

No statement uses or specializes ignition_coil; click here to add one.