un·​us·​able | \ˌən-ˈyü-zə-bəl \

Definition of unusable 

: not capable of being used or fit for use : not usable unusuable documentary footage The lavatory, totally unusable, was full of snow which had blasted in through the keyhole.— Katharine Sim

Keep scrolling for more

Other Words from unusable

unusably \ ˌən-​ˈyü-​zə-​blē \ adverb

Examples of unusable in a Sentence

Recent Examples on the Web

Having viral tweets can often make the platform virtually unusable, not only because of spam, but due to the personal harassment and dogpiling that often accompanies it. Megan Farokhmanesh, The Verge, "Young people still love Twitter — as screenshots on Instagram," 21 June 2018 Unlike housing market crashes, where property values usually bounce back, these homes will be unusable (and unsellable) forever. Alex Harris, miamiherald, "Florida has more to lose with sea rise than anywhere else in the U.S., new study says," 18 June 2018 Last August, a group of scientists led by George Church, professor of genetics at Harvard Medical School, generated more than a dozen pigs that were bred without certain viruses that had made many of their organs unusable for human transplant. Alice Park, Time, "Why Pig Organs Could Be the Future of Transplants," 15 Feb. 2018 Since the fires, the Wine RayZyn Company has salvaged unharvested wine grapes and grapes unusable for wine but perfect for their raisins and packages them as Rescue RayZyns (2 packs, 4.5 ounces each, for $13.99). Ann Trieger Kurland, BostonGlobe.com, "Yummy Wine RayZyns make the most of a bad situation," 18 June 2018 Talos said the malware can allow hackers to steal website credentials as well as render a router unusable, cutting off access to the Internet. Brett Molina, USA TODAY, "Researchers warn 500,000 consumer routers infected with malware," 24 May 2018 Some versions of stage 2 also possess a self-destruct capability that works by overwriting a critical portion of the device firmware and then rebooting, a process that renders the device unusable. Dan Goodin, Ars Technica, "Hackers infect 500,000 consumer routers all over the world with malware," 23 May 2018 The spoon was placed in an automotive drop-off spot, making the path unusable. Susan Dunne, courant.com, "Gallerist Arrested After Dropping Sculpture Of Giant Drug Spoon At Purdue Pharma," 22 June 2018 In my own tests, opening web pages were slower at the reduced speed, but not unusable. Jefferson Graham, USA TODAY, "Can you survive on a $10 a month cell-phone plan? I tried FreedomPop to find out," 11 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unusable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of unusable

1825, in the meaning defined above

Keep scrolling for more

Learn More about unusable

Dictionary Entries near unusable







unused to

Statistics for unusable

Last Updated

9 Nov 2018

Look-up Popularity

Time Traveler for unusable

The first known use of unusable was in 1825

See more words from the same year

Keep scrolling for more

Comments on unusable

What made you want to look up unusable? Please tell us where you read or heard it (including the quote, if possible).


by force of circumstances

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!