ineffectiveness|ɪnɪˈfɛktɪvnɪs| [f. as prec. + -ness.] The quality of being ineffective. 1865Sat.Rev. 7 Oct. 461/1 Another great cause of the ineffectiveness of modern sermons.1867Barry Sir C. Barry viii. 276 The meagre ineffectiveness of our older buildings.