impossible

adjective

im·pos·si·ble | \ (ˌ)im-ˈpä-sə-bəl

Definition of impossible

1a : incapable of being or of occurring

b : felt to be incapable of being done, attained, or fulfilled : insuperably difficult an impossible deadline

2a : extremely undesirable : unacceptable

b : extremely awkward or difficult to deal with the actor was impossible on the set

Other Words from impossible Synonyms & Antonyms Example Sentences Learn More about impossible

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Examples of impossible in a Sentence

It's impossible to predict the future. The heavy rain made it impossible to see the road. It's physically impossible for a child to lift that much at once. It's virtually impossible to book a flight just before the holiday. These math problems are impossible! You refuse to help and then criticize me for not doing it right? You're impossible! My boss is just an impossible woman.

Recent Examples on the Web

The central lesson of both Obamacare and the efforts to repeal it is that getting 60 votes for health care reform is almost impossible. — Ezra Klein, Vox, "The 3 decisions that will shape Medicare-for-all," 17 Dec. 2018 And getting in and around Kendall Square is almost impossible. — Patrick Sisson, Curbed, "As top innovation hub expands, can straining local infrastructure keep pace?," 6 Nov. 2018 Here’s what stylist and colorist so often don’t tell you: It’s near impossible to copy the celebrity hairstyle de jour because celebrities have the best-of-the-best on call to primp and perfect each strand. — Alexandra Engler, Harper's BAZAAR, "I Got My Hair Colored Like Jennifer Aniston At An Invite-Only Hollywood Salon," 29 Aug. 2018 Managing large herds efficiently would be difficult, perhaps even impossible, without the latest advances in computing and automation. — Smithsonian, "This Connecticut Farm Is Milking Cows for Data," 11 July 2018 Finding the perfect first date outfit seems kind of impossible. — Seventeen, "7 Tips to Rock Your First Date!," 30 Oct. 2018 Whether more have occurred since then is impossible to know; the agency, despite its initial goal, does not examine the circumstances of every on-the-job fatality. — Mike Hendricks, kansascity, "In a tragic loop, firefighters continue to die from preventable mistakes," 13 July 2018 Soon after its launch, the NES Classic Edition was nearly impossible to find on store shelves as nostalgic gamers bought units to relive the days of old. — Don Reisinger, Fortune, "Where to Buy the Nintendo NES Classic Edition," 29 June 2018 In my experience that was impossible in Spain and Europe. — Diana Budds, Curbed, "4 lessons Mexican designers can teach the world," 19 Oct. 2018

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