シリコン制せい御ぎょ整せい流りゅう器きMeanings1nounsilicon controlled rectifier; SCRTechnical term in electronics; often abbreviated as SCR.See also: SCRシリコン制せい御ぎょ整せい流りゅう器きは電でん力りょく制せい御ぎょに広ひろく使つかわれている。Silicon controlled rectifiers are widely used for power control.