単たん四よんたんよんじ字FuriganaAudioMeanings1nounAAA battery; AAA cellabbreviationAbbreviation of 単四型乾電池 (たんよんがたかんでんち). Common in everyday speech and writing when referring to AAA-size batteries.リモコンの電でん池ちが切きれたから、単たん四よんを買かってきて。Break this sentence down in the analyzerThe remote control batteries are dead, so please buy some AAA batteries.このおもちゃには単たん四よんが二に本ほん必ひつ要ようです。Break this sentence down in the analyzerThis toy requires two AAA batteries.