不等 ふとう Meanings Noun, な-adjective, の-adjective inequality; disparity Kanji 不 un-. Read as フ. 等 equal. Read as トウ. Words containing 不等 不等式 (ふとうしき) inequality (expression) 不等号 (ふとうごう) less-than sign or greater-than sign (< or >) ベルの不等式 (ベルのふとうしき) Bell's inequality And 6 more. Jinuma: Japanese Dictionary · Word lists