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inadvertent

American  
[in-uhd-vur-tnt] / ˌɪn ədˈvɜr tnt /

adjective

  1. unintentional.

    an inadvertent insult.

  2. not attentive; heedless.

    Synonyms:
    inattentive
  3. of, relating to, or characterized by lack of attention.

    Synonyms:
    negligent, careless, thoughtless

inadvertent British  
/ ˌɪnədˈvɜːtənt /

adjective

  1. failing to act carefully or considerately; inattentive

  2. resulting from heedless action; unintentional

"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

Other Word Forms


Etymology

Origin of inadvertent

First recorded in 1645–55; abstracted from inadvertence, inadvertency


Explanation

When something happens by accident, it's inadvertent, or unintentional. The gas company assured you that the error in your bill was inadvertent and that they would fix it, but not before you blew off some steam. If you break down the adjective inadvertent you find the word vert, from the Latin vertere, meaning "to turn." Advertent comes to mean "turning the mind to," and as the prefix in- means "not," inadvertent means “not turning the mind to,” or "not intending to." When your actions are inadvertent you're not paying attention to their consequences. Remember that inadvertent ends with -ent by remembering this sentence: “We inadvertently ripped the tent.”

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Vocabulary lists containing inadvertent

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Teachout dismisses AI developers’ claims that many of the known problems created by their systems, including hacks of other digital systems, were inadvertent and therefore nobody’s fault.

From Los Angeles Times ● Oct. 13, 2026

Her inadvertent gaffes with industry terminology might make her seem silly and out of her depth.

From Salon ● Oct. 12, 2026

That’s actual fraud, not inadvertent underpayment, the GAO says.

From MarketWatch ● Oct. 8, 2026

Schrager said the panel had confirmed she did not intentionally use or ingest Ligandrol, and she had proved that inadvertent environmental contamination from a minute trace of Ligandrol was to blame for the positive test.

From BBC ● Jul. 24, 2026

He yelped, firing another inadvertent camera flash, catching a few of Otto’s Second Guessers.

From "The Last Last-Day-of-Summer" by Lamar Giles

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