unintentional

adjective

un·​in·​ten·​tion·​al ˌən-in-ˈten(t)-sh(ə-)nəl How to pronounce unintentional (audio)
Synonyms of unintentionalnext
: not done by intention or design : not intentional
an unintentional effect
causing unintentional harm/offense
unintentionally adverb
an unintentionally offensive remark

Synonyms of unintentional

Examples of unintentional in a Sentence

an unintentional encounter with an old classmate at the mall an unintentional insult that nevertheless was very hurtful
Recent Examples on the Web
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.
The phrase has been hard to avoid on TikTok, with users making both intentional and unintentional references, ultimately working its way into everyday conversations. Meredith Wilshere, PEOPLE, 27 Dec. 2025 According to the Centers for Disease Control and Prevention, unintentional injury is the leading cause of death among children and adolescents aged 1 to 17 years old. Michael Guise, CBS News, 24 Dec. 2025 For example, a conviction for a lesser criminal offense, such as manslaughter, might allow the accused – or their lawyers – to argue that the killing was unintentional. Naomi Cahn, The Conversation, 22 Dec. 2025 But putting feelings aside, what’s left is an unintentional reliance — and in many cases, investment — right back into the surveillance state. Ct Jones, Rolling Stone, 19 Dec. 2025 See All Example Sentences for unintentional

Word History

First Known Use

1782, in the meaning defined above

Time Traveler
The first known use of unintentional was in 1782

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Cite this Entry

“Unintentional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unintentional. Accessed 5 Jan. 2026.

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