unnecessary

adjective

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

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.
And unlike species that evolved to shed unnecessary traits, the Greenland shark has kept its ability to see intact, even if it is modified for its shadowy world. Melissa Cristina Márquez, Forbes.com, 14 May 2025 By adjusting power consumption dynamically, the tool could help reduce unnecessary background activity and extend battery life—especially during idle periods or when apps are not in active use. Tahar Rajab, MSNBC Newsweek, 14 May 2025 DeepMind reports that the AI created a change to the chip's Verilog hardware description language that dropped unnecessary bits to increase efficiency. Scharon Harding – May 14, ArsTechnica, 14 May 2025 Equipped with several operational modes, the system adjusts to routine needs while helping reduce unnecessary consumption. Jon Stojan, USA Today, 13 May 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 24 May. 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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