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Synonyms

astounding

American  
[uh-staun-ding] / əˈstaʊn dɪŋ /

adjective

  1. capable of overwhelming with amazement; stunningly surprising.


astounding British  
/ əˈstaʊndɪŋ /

adjective

  1. causing amazement and wonder; bewildering

"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

Other Word Forms


Etymology

Origin of astounding

First recorded in 1580–90; astound + -ing 2


Explanation

Astounding is an adjective that describes something bewildering, like the astounding sight of a dog walking on two legs. When something is astounding, you might find yourself unable to speak — after all, astounding comes from the Middle English word astouned, meaning "to stun." If you see something that's astounding, you might just stare and stare, speechless. Astounding also describes something so surprisingly impressive that it overwhelms, like the astounding news that you just won the lottery.

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Vocabulary lists containing astounding

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:

With hundreds of millions of dollars being pumped into the ecosystem at once, and ad-makers earning astounding sums of cash for their quick work, you’re going to get a lot of slop.

From Slate ● Oct. 15, 2026

AEW, likewise, has seen an astounding number of early deaths in its seven years of existence.

From Salon ● Oct. 2, 2026

Alan Greenspan was chairman for an astounding 18½ years.

From The Wall Street Journal ● Sep. 30, 2026

But the 23-year-old's lack of match fitness appeared to finally catch up with him in a high-octane encounter filled with breathless exchanges and astounding displays of athleticism.

From BBC ● Sep. 9, 2026

His persistence in the face of mulishness was astounding.

From "The Bell Jar" by Sylvia Plath

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