最さい大だい有ゆう効こう数すう字じMeaningsNoun1. most significant digit; MSDKanji used最utmost大large有be in possession効be effective数number字a characterComposed of最さい大だいbiggest; greatest; largest; maximumNoun有ゆう効こうvalid; effective; yuko (judo)Na-adjective数すう字じnumeral; digit; numeric character; figure; number; a few charactersNoun