unnecessary

adjective

un·​nec·​es·​sary ˌən-ˈne-sə-ˌser-ē How to pronounce unnecessary (audio)
Synonyms of unnecessarynext
: not necessary
took unnecessary precautions

Synonyms of unnecessary

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Examples of unnecessary in a Sentence

In this city, owning a car is unnecessary. Let's not take any unnecessary risks.
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.
You could be tempted to let a friend, sibling or group chat decide everything just to avoid an unnecessary debate. — Valerie Mesa, PEOPLE, 5 Sep. 2026 His public persona runs directly counter to ESPN’s stated preference for avoiding unnecessary conflict. — Bobby Burack Outkick, FOXNews.com, 4 Sep. 2026 The healthcare industry’s voluntary agreements appeal to voters who feel government regulation drives up costs and places unnecessary burdens on businesses, some supporters say. — Stephanie Armour, Miami Herald, 4 Sep. 2026 The second might sound unnecessary, but trust the experts here—visit a doctor and get a prescription. — Katie Hill, Outdoor Life, 3 Sep. 2026 See All Example Sentences for unnecessary

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of unnecessary was in the 15th century

Rhymes for unnecessary

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Browse Nearby Words

unnecessariness
unnecessary
unnecessitated
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Cite this Entry

“Unnecessary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unnecessary. Accessed 7 Sep. 2026.

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Kids Definition

unnecessary

adjective
un·​nec·​es·​sary ˌən-ˈnes-ə-ˌser-ē How to pronounce unnecessary (audio)
ˈən-
: not necessary
Last Updated: - Updated example sentences
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