in·ef·fa·ble 
/ɪnˈɛfəbəl/ adjective
/ɪnˈɛfəbəl/ adjective formal : too great, powerful, beautiful, etc., to be described or expressed
▪ She felt ineffable [=inexpressible] joy at the sight of her children. ▪ His paintings have an ineffable [=indescribable] beauty.
▪ She felt ineffable [=inexpressible] joy at the sight of her children. ▪ His paintings have an ineffable [=indescribable] beauty.
— in·ef·fa·bly /ɪnˈɛfəbli/ adverb
▪ an ineffably beautiful film
/ɪnˈɛfəbli/ adverb ▪ an ineffably beautiful film
