astounding

adjective

as·​tound·​ing ə-ˈstau̇n-diŋ How to pronounce astounding (audio)
Synonyms of astoundingnext
: causing astonishment or amazement
an astounding revelation
astoundingly
ə-ˈstau̇n-diŋ-lē How to pronounce astounding (audio)
adverb

Synonyms of astounding

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Examples of astounding in a Sentence

He ate an astounding amount of food. the astounding sight of their cat returning home after having been missing for two years
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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Especially at selective colleges, the math on college graduate employment at investment banks is astounding. — Ryan Craig, Forbes.com, 8 Aug. 2026 London Brown’s performance as Marvin this season is phenomenal; the character development is astounding. — Aramide Tinubu, Variety, 8 Aug. 2026 If the 20th century space race serves as any blueprint, years of competition generated astounding technological strides before the Soviet Union and the United States opted to begin working together. — Jackie Wattles, CNN Money, 7 Aug. 2026 Its ultra-low-latency HyperSpeed Wireless tech ensures pixel-precise tracking during intense matches, while Bluetooth mode extends battery life up to an astounding 535 hours. — Juhi Wadia, PC Magazine, 5 Aug. 2026 See All Example Sentences for astounding

Word History

Etymology

from present participle of astound entry 1

First Known Use

1590, in the meaning defined above

Time Traveler
The first known use of astounding was in 1590

Rhymes for astounding

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Browse Nearby Words

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Cite this Entry

“Astounding.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/astounding. Accessed 14 Aug. 2026.

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More from Merriam-Webster on astounding

Nglish: Translation of astounding for Spanish Speakers

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