商しょう用よう電でん源げん式しき計けい算さん器きMeaningsNoun1. mains-powered calculatorKanji used商make a deal用used for電electric源source式ceremony計measure算calculate器instrumentComposed of商しょう用ようbusiness (engagement); commercial use; business useNoun電でん源げんsource of electricity; electrical power; power (button on TV, etc.)Noun式しきway; style; fashion; method; system; form; type; ceremony; rite; ritual; …Noun計けい算さん器きcalculator; computerNoun