[ im-pyoor-i-tee ]
/ ɪmˈpyʊər ɪ ti /
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See synonyms for: impurity / impurities on Thesaurus.com

noun, plural im·pu·ri·ties for 2.
the quality or state of being impure.
Often impurities. something that is or makes impure: After the flood the authorities warned against impurities in the drinking water.
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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

Origin of impurity

1400–50; late Middle English impurite<Latin impūritās.See impure, -ity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use impurity in a sentence

British Dictionary definitions for impurity

/ (ɪmˈpjʊərɪtɪ) /

noun plural -ties
the quality of being impure
an impure thing, constituent, or elementimpurities in the water
electronics a small quantity of an element added to a pure semiconductor crystal to control its electrical conductivitySee 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