• cold cathode gas diode

शीत:    winter cool coolness cold raw gelid frigid algid

शीत कैथोड:    cold cathode शीत winter cool coolness cold

कैथोड:    cathode negative kathode

गैस:    fizz gas wind gases

गैस डायोड:    gas diode गैस fizz gas wind gases

डायोड:    diode