[ im-pyoor-i-tee ]
See synonyms for: impurityimpurities on

noun,plural im·pu·ri·ties for 2.
  1. the quality or state of being impure.

  2. Often impurities. something that is or makes impure: After the flood the authorities warned against impurities in the drinking water.

Origin of impurity

1400–50; late Middle English impurite<Latin impūritās.See impure, -ity

Other words for impurity

Words Nearby impurity Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use impurity in a sentence

British Dictionary definitions for impurity


/ (ɪmˈpjʊərɪtɪ) /

nounplural -ties
  1. the quality of being impure

  2. an impure thing, constituent, or element: impurities in the water

  1. electronics a small quantity of an element added to a pure semiconductor crystal to control its electrical conductivity: See also acceptor (def. 2), donor (def. 5)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012