無毒 むどく Meanings の-adjective, な-adjective, Noun nonpoisonous; nontoxic; harmless Antonym: 有毒 (ゆうどく). Kanji 無 without. Read as ム. 毒 poison. Read as ドク. Words containing 無毒 無毒化 (むどくか) detoxification Jinuma: Japanese Dictionary · Word lists