contradiction
con.tra.dic.tion \.ka:n-tr*-'dik-sh*n\ n 1: the act of contradicting 2: an expression or proposition containing contradictory parts 3a: logical incongruity 3b: opposition of inherent factors
Webster's English Dictionarycon.tra.dic.tion \.ka:n-tr*-'dik-sh*n\ n 1: the act of contradicting 2: an expression or proposition containing contradictory parts 3a: logical incongruity 3b: opposition of inherent factors