後こう天てん性せいTop 15000MeaningsNoun1. acquired; a posterioriKanji used後after天heaven性nature (of a person)Pitch accentこうてんせいUsed in vocabulary後こう天てん性せい免めん疫えき不ふ全ぜん症しょう候こう群ぐんacquired immune deficiency syndrome; AIDSNoun