astounding

adjective

as·​tound·​ing ə-ˈstau̇n-diŋ 

: causing astonishment or amazement

an astounding revelation

astoundingly

ə-ˈstau̇n-diŋ-lē 

adverb

Synonyms of astounding

• amazing
• surprising
• startling
• stunning
• shocking
• astonishing

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

Recent Examples on the Web

The idea was to leverage the property’s remote and pristine location, astounding views, access to a unique Nepali-Tibetan highland culture, and sustainable design principles to raise the bar for luxury trekking and experiential travel in Nepal – and the resulting refurbishment certainly delivers. —Condé Nast, Condé Nast Traveler, 27 Feb. 2026

The astounding thing is that the precision or objectivity—the objectivity of his approach—strangely results in a totally subjective fountain of tears. —Literary Hub, 27 Feb. 2026

An astounding percentage of these jokes involve either death or male genitalia. —Christopher Arnott, Hartford Courant, 27 Feb. 2026

Artificial intelligence chipmaker Nvidia on Wednesday announced another quarter of astounding quarterly growth as investors try to decipher whether technology’s latest craze is overblown hyperbole or a springboard into a new era of prosperity and productivity. —Boston Herald Wire Services, Boston Herald, 25 Feb. 2026

Word History

Etymology

from present participle of astound entry 1

First Known Use

1590, in the meaning defined above

Rhymes for astounding

• abounding
• compounding
• confounding
• expounding
• foregrounding
• impounding
• propounding
• rebounding
• resounding
• surrounding
• bounding
• founding