a. [ L. impurus; pref. im- not + purus pure: cf. F. impur. See Pure. ] [ 1913 Webster ]
v. t. To defile; to pollute. [ Obs. ] Bp. Hall. [ 1913 Webster ]
adv. In an impure manner. [ 1913 Webster ]
n. The quality or condition of being impure; impurity. Milton. [ 1913 Webster ]