単たん１いちTop 20000MeaningsNoun1. D battery; D cell (Abbreviation, abbr. of 単一型乾電池)Other spellings単たん一いちUsage share unknownKanji used単singleKanji in other spellings一onePitch accentたんいちUsed in vocabulary単たん１いち形がたD size (battery); monomorphicNoun単たん一いち回かい答とうsingle-answer question formatNoun単たん１いち電でん池ちD battery; D-cell; R20 batteryNoun