un·​for·​get·​ta·​ble | \ˌən-fər-ˈge-tə-bəl \

Definition of unforgettable 

: incapable of being forgotten : memorable

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Other Words from unforgettable

unforgettably \ ˌən-​fər-​ˈge-​tə-​blē \ adverb

Synonyms & Antonyms for unforgettable


indelible, memorable



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Examples of unforgettable in a Sentence

an unforgettable evening of dining and dancing

Recent Examples on the Web

In addition to looking down at Earth, looking up out into the vastness of space is unforgettable, too. Doyle Rice, USA TODAY, "Around the world in 665 days: The storied career of astronaut Peggy Whitson," 24 May 2018 The show also features unforgettable portraits and cityscapes, though heaven remains the focal point. New York Times, "23 Art Exhibitions to View in N.Y.C. This Weekend," 12 July 2018 Among the others to advance were Rafael Nadal and Federer, the world’s top two men’s singles players, who 10 years ago squared off in an unforgettable Wimbledon final that many people call the greatest match in the history of the sport. Sam Farmer, latimes.com, "Roger Federer continues to set opponents straight at Wimbledon, reaches quarterfinals," 9 July 2018 Each rape is a work of performance art, with costumes and props (including, in one unforgettable case, a dead cat) leaving the victims forever reliving the horrors inflicted on them and helpless to understand. Lisa Miller, The Cut, "The Weaponized Amber Tamblyn," 8 July 2018 And offscreen, the Australian actress takes just as many hair and makeup risks, translating bright yellow eyeshadow and chunky glitter into unforgettable red carpet looks that somehow appear totally effortless. refinery29.com, "5 Beauty Looks Margot Robbie Always Wears — & No One Has Noticed," 2 July 2018 Book your family a Caribbean cruise with Princess Cruises and create an unforgettable family escape this year. Princess Cruises, Bon Appetit, "Set Sail for Adventure This Holiday Season," 2 July 2018 That the promise of another Nadal-Federer Wimbledon final, another unforgettable duel a decade later, is very, very real? Sean Gregory, Time, "This Year's Wimbledon Could Give Tennis Fans Another Roger Federer-Rafael Nadal Classic," 29 June 2018 Davis jogged to the mound, the one where Halladay threw his unforgettable postseason no-hitter. Matt Breen, Philly.com, "Phillies rookie Austin Davis becomes Roy Halladay's first pupil to reach the major leagues," 21 June 2018

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

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First Known Use of unforgettable

1806, in the meaning defined above

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Last Updated

11 Nov 2018

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Time Traveler for unforgettable

The first known use of unforgettable was in 1806

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English Language Learners Definition of unforgettable

: very special, unusual, beautiful, etc., and therefore difficult or impossible to forget


un·​for·​get·​ta·​ble | \ˌən-fər-ˈge-tə-bəl \

Kids Definition of unforgettable

: not likely to be forgotten : lasting in memory an unforgettable experience

Other Words from unforgettable

unforgettably \ -​blē \ adverb

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Comments on unforgettable

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


to express warning or disapproval

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