Meaning of impure

im•pure

Pronunciation: (im-pyoor'), [key]
— adj.
  1. not pure; mixed with extraneous matter, esp. of an inferior or contaminating nature: impure water and air.
  2. modified by admixture, as color.
  3. mixed or combined with something else: an impure style of architecture.
  4. regarded by a religion as unclean, as animals or things.
  5. not morally pure or proper; unchaste or obscene: impure thoughts.
  6. marked by foreign and unsuitable or objectionable elements or characteristics, as a style of art or of literary expression.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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