微び細さい構こう造ぞう定てい数すうMeaningsNoun1. fine-structure constant; Sommerfield constantKanji used微micro細thin構be concerned about造create定define数numberComposed of微び細さいminute; fine; detailed; subtleNa-adjective構こう造ぞうstructure; construction; makeup; framework; organization; patternNoun定てい数すうfixed number; quorum (for an assembly); constant; invariable; literalNoun