unnecessary

adjective

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

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.
For continued safety, individuals should avoid unnecessary travel, stay indoors, and closely monitor NWS alerts as the storm passes through the region. Anna Skinner, MSNBC Newsweek, 21 Nov. 2025 Clear out unnecessary items, dust surfaces, and keep décor simple. Gabi De La Rosa, Southern Living, 20 Nov. 2025 Artis received the dark-sky certification after removing unnecessary lights and replacing or adapting remaining light fixtures. Evie Carrick, Travel + Leisure, 20 Nov. 2025 Local officials have said the deployments are unnecessary and inappropriate, arguing that local police can handle the protests themselves. Joe Walsh, CBS News, 20 Nov. 2025 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

Browse Nearby Words

Cite this Entry

“Unnecessary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unnecessary. Accessed 23 Nov. 2025.

Kids Definition

unnecessary

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

More from Merriam-Webster on unnecessary

Last Updated: - Updated example sentences
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