nocuous

adjective

ˈnä-kyə-wəs How to pronounce nocuous (audio)
Definition of nocuousnext
as in harmful
causing or capable of causing harm hand washing is one of the easiest ways to help prevent the spread of nocuous germs

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Recent Examples of Synonyms for nocuous
  1. harmful
  2. dangerous
  3. detrimental
  4. adverse
  5. damaging
Adjective
  • And users can report inaccurate, toxic or harmful content by clicking the thumbs down icon shown at the bottom of the response.
    — Robin Brewer, The Conversation, 26 Oct. 2026
  • Mark Zuckerberg spent years overriding the warnings and requests of his own investors to reduce or eliminate the harmful and addictive content leading to immense public harm.
    — Andrew Behar, Fortune, 26 Oct. 2026
Definition of harmful
Adjective
  • In November 2021, crew members took shelter inside their spacecraft after a Russian anti-satellite weapons test created a dangerous cloud of debris.
    — Kurt Knutsson, FOXNews.com, 25 Oct. 2026
  • In 2015, Chicago’s public health department identified three cases of invasive meningococcal disease, a highly dangerous pathogen that can kill within hours.
    — Julie Morita, Time, 25 Oct. 2026
Definition of dangerous
Adjective
  • The company still faces numerous personal injury claims and a separate federal case involving a group of nationwide school districts that also focus on allegations that apps like Instagram have had detrimental effects on the well being of children.
    — Jonathan Vanian, CNBC, 21 Oct. 2026
  • Often, those firms’ IT heads think those changes are detrimental.
    — Scharon Harding, ArsTechnica, 21 Oct. 2026
Definition of detrimental
Adjective
  • In recent years, cocoa prices have surged due to adverse weather across key West African producing regions.
    — , CNBC, 23 Oct. 2026
  • Batie-Smoose seeks reinstatement or a comparable job, compensation and correction of adverse personnel records.
    — Jackson Thompson OutKick, FOXNews.com, 22 Oct. 2026
Definition of adverse
Adjective
  • In recent years, purges linked to Citation include some of Oklahoma’s longest, most damaging oil field pollution events.
    — Nick Bowlin, ProPublica, 27 Oct. 2026
  • Before that play, the most damaging runs against the Chiefs came from Darnold.
    — Blair Kerkhoff, Kansas City Star, 26 Oct. 2026
Definition of damaging
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Browse Nearby Words

nocturnal
nocuous
nod
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Cite this Entry

“Nocuous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nocuous. Accessed 1 Nov. 2026.

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