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

In those 26 games over five playoff series, Neely scored an astounding 20 goals, and did it in the nastiest way. — Sean McIndoe, New York Times, 25 July 2026

Last week, however, the organization took a moment to remember a former franchise prospect whose impact stretched far beyond his playing career in astounding fashion. — Peter Chawaga, Forbes.com, 21 July 2026

Compared to two decades ago, that’s an addition of 60 destinations for Japan, 73 more for South Korea, and an astounding 153 new destinations for the UAE. — Maureen O'Hare, CNN Money, 21 July 2026

After the 2023 complaint, Benton wasn’t interviewed by House leadership for an astounding three months, by which point the staffer had already quit her job, according to Tribune reporting. — The Editorial Board, Chicago Tribune, 20 July 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