さいしょうこうぶんぼ 最小公分母 LinksSentence search for 最小公分母Sentence search for さいしょうこうぶんぼKanji details for 最, 小, 公, 分 and 母Edit in JMdict Noun1. lowest common denominator; least common denominator; LCDMathematics Discussions Log in to talk about this word.