induction coil
type of electrical transformer used to produce high-voltage pulses from a low-voltage direct current (DC) supply
en-GB/ɪnˈdʌkʃən ˈkɔɪl/
en-US/ɪnˈdʌkʃən ˈkɔɪl/
type of electrical transformer used to produce high-voltage pulses from a low-voltage direct current (DC) supply