unusable

adjective

un·​us·​able ˌən-ˈyü-zə-bəl How to pronounce unusable (audio)
Synonyms of unusablenext
: not capable of being used or fit for use : not usable
unusable documentary footage
The lavatory, totally unusable, was full of snow which had blasted in through the keyhole.Katharine Sim
unusably adverb

Examples of unusable in a Sentence

a completely unusable gadget that's just taking up space in the drawer
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 Jackson estate also had to shell out additional tens of millions after the third act was deemed unusable. Jack Dunn, Variety, 25 Apr. 2026 Supporters of the proposal also spoke at the meeting, saying that the current grass field has long been unusable and renovation is overdue. Chaewon Chung, Sacbee.com, 22 Apr. 2026 As modeled by the bureau, if critically dry years continue, Powell and Mead will more often fall so low that their hydropower plants will become unusable, impacting power availability for more than 1 million people. Elise Schmelzer, Denver Post, 19 Apr. 2026 But the rocket's second stage put the payload, a direct-to-cellphone communications satellite, in an unusable orbit, officials said. William Harwood, CBS News, 19 Apr. 2026 See All Example Sentences for unusable

Word History

First Known Use

1825, in the meaning defined above

Time Traveler
The first known use of unusable was in 1825

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Cite this Entry

“Unusable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unusable. Accessed 28 Apr. 2026.

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