toxic
tox.ic \'ta:k-sik\ \ta:k-'sis-*t-e-\ aj [LL toxicus, fr. L toxicum poison, fr. Gk toxikon arrow poiso]n, fr. neut. of toxikos of a bow, fr. toxon bow, arrow 1: of, relating to, or caused by a poison or toxin 2: POISONOUS - tox.ic.i.ty n
Webster's English Dictionarytox.ic \'ta:k-sik\ \ta:k-'sis-*t-e-\ aj [LL toxicus, fr. L toxicum poison, fr. Gk toxikon arrow poiso]n, fr. neut. of toxikos of a bow, fr. toxon bow, arrow 1: of, relating to, or caused by a poison or toxin 2: POISONOUS - tox.ic.i.ty n