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View synonyms for noxious

noxious

[ nok-shuhs ]

adjective

  1. harmful or injurious to health or physical well-being:

    noxious fumes.

    Synonyms: deleterious, detrimental, nocuous, unhealthy, unwholesome, hurtful

    Antonyms: harmless

  2. morally harmful; corrupting; pernicious:

    a noxious plan to spread dissension.

    Synonyms: corruptive

    Antonyms: harmless



noxious

/ ˈnɒkʃəs /

adjective

  1. poisonous or harmful
  2. harmful to the mind or morals; corrupting
“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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Derived Forms

  • ˈnoxiously, adverb
  • ˈnoxiousness, noun
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Other Words From

  • noxious·ly adverb
  • noxious·ness noun
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Word History and Origins

Origin of noxious1

1605–15; < Latin noxius harmful, hurtful, injurious, equivalent to nox ( a ) harm, hurt, injury (akin to nocēre to do harm, inflict injury; innocent ) + -ius -ious
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Word History and Origins

Origin of noxious1

C17: from Latin noxius harmful, from noxa injury
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Example Sentences

By then, Latinos — who were the primary target of Proposition 187 and its noxious ads — were running for office as Democrats in record numbers.

Wilmington residents have long complained about noxious air and the rumble of cargo trucks.

San Francisco — Jet airplanes spew enormous amounts of greenhouse gases and noxious chemicals, but the industry insists it wants to clean itself up.

Their flare systems alone are permitted to torch flammable gases and emit tens of thousands of pounds of noxious sulfur dioxide emissions to avoid pent-up pressure during oil refining.

Kwan had admitted administering a noxious substance to Mr O'Hara, 71, but initially claimed he only wanted to cause "pain and discomfort", the trial had heard.

From BBC

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