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Synonyms

unbelievably

British  
/ ˌʌnbɪˈliːvəblɪ /

adverb

  1. in a manner that is hard to believe; astonishingly

    it gets unbelievably hot

  2. (sentence modifier) it is hard to believe that; incredibly

    unbelievably, he remained utterly cheerful

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The ball bounced off bodies like a pinball before magically, unbelievably, caroming into the net.

From Los Angeles Times Jul. 12, 2026

Speaking to local media, several eyewitnesses described the devastation as "like a bomb has fallen" on the municipality, while others recounted the fire's "unbelievably quick" spread.

From BBC Jul. 10, 2026

“If there’s any game that could justify a higher price point, it would be this one, because of of Rockstar’s history of delivering these unbelievably expansive open-world games,” Griffin told MarketWatch.

From MarketWatch Jun. 25, 2026

Their typed conversations read like back-and-forth chat messages between an eager and unbelievably hardworking intern and his boss.

From The Wall Street Journal Jun. 17, 2026

With no one on the grounds the least bit interested in watching a claimer, the horse proceeded to work six furlongs in an unbelievably fast 1:11%.

From "Seabiscuit: An American Legend" by Laura Hillenbrand

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