デン
電, 雨, 日
雨
electricity
電話(でんわ): (1) telephone call; phone call (2) telephone (device); phone
電気(でんき): (1) electricity (2) (electric) light
電力(でんりょく): electric power
電子(でんし): (1) electron (2) (esp. as a prefix) electronic; electronics
電車(でんしゃ): (electric) train
電波(でんぱ): (1) electro-magnetic wave; radio wave (2) nonsense
発電(はつでん): generation (e.g. power)
電源(でんげん): (1) source of electricity; electrical power (2) power (button on TV, etc.)
電池(でんち): battery
停電(ていでん): power outage; electricity outage; blackout; failure of electricity supply
電報(でんぽう): telegram
電流(でんりゅう): electric current
乾電池(かんでんち): dry cell; battery
電線(でんせん): (1) electric line; electric cable; power cable (2) telephone line; telegraph wire
電柱(でんちゅう): telephone pole; telegraph pole; lightpole
電球(でんきゅう): light bulb
電灯(でんとう): electric light