用よう不ふ用よう説せつMeaningsNoun1. Lamarckian evolutionary theory in which individuals lose characteristics that are not used and develop characteristics that are often usedKanji used用used for不negative説theoryPitch accentようふようせつようふようせつComposed of用ようbusiness; task; errand; engagement; use; purpose; for the use of ...; used for ...; made for ...; call of nature; …Noun不ふ用ようdisused; unused; useless; wasteful; of no useNa-adjective説せつtheory; doctrine; opinion; view; rumour; rumor; gossip; hearsayNoun