沢たく天てん夬かいMeanings1nounguai (hexagram 43 of the I Ching: break-through)Technical term from the I Ching (易経). Refers specifically to hexagram 43, symbolizing breakthrough or resoluteness.See also: 易経易えき経きょうの第だい四よん十じゅう三さん卦かは沢たく天てん夬かいと呼よばれる。The forty-third hexagram of the I Ching is called 沢天夬 (takutenkai).