二項演算 にこうえんざん Meanings Noun binary operation; dyadic operation Kanji 二 two. Read as ニ. 項 item. Read as コウ. 演 perform. Read as エン. 算 calculate. Read as サン. Words containing 二項演算 二項演算子 (にこうえんざんし) binary operator Word lists Mathematics Jinuma: Japanese Dictionary · Word lists