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pollute

[puh-loot] /pəˈlut/
verb (used with object), polluted, polluting.
1.
to make foul or unclean, especially with harmful chemical or waste products; dirty:
to pollute the air with smoke.
2.
to make morally unclean; defile.
3.
to render ceremonially impure; desecrate:
to pollute a house of worship.
4.
Informal. to render less effective or efficient:
The use of inferior equipment has polluted the company's service.
Origin
1325-1375
1325-75; Middle English polute < Latin pollūtus past participle of polluere to soil, defile, equivalent to pol-, assimilated variant of por- (see pollicitation; here marking the action as complete) + -lū- base of -luere (akin to lutum mud, dirt, lustrum muddy place) + -tus past participle suffix
Related forms
polluter, noun
pollutive, adjective
nonpolluting, adjective
unpolluting, adjective
Synonyms
1. soil, befoul. 2. taint, contaminate, vitiate, corrupt, debase, deprave.
Antonyms
1, 2. purify.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for un polluting

pollute

/pəˈluːt/
verb (transitive)
1.
to contaminate, as with poisonous or harmful substances
2.
to make morally corrupt or impure; sully
3.
to desecrate or defile
Derived Forms
polluter, noun
Word Origin
C14 polute, from Latin polluere to defile
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
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un polluting in Medicine

pollute pol·lute (pə-lōōt')
v. pol·lut·ed, pol·lut·ing, pol·lutes

  1. To make unfit for or harmful to living things, especially by the addition of waste matter; contaminate.

  2. To make less suitable for an activity, especially by the introduction of unwanted factors.


pol·lut'er n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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