astounding

1 of 2

adjective

as·​tound·​ing ə-ˈstau̇n-diŋ 

: causing astonishment or amazement

an astounding revelation

astoundingly

ə-ˈstau̇n-diŋ-lē 

adverb

astounding

2 of 2

present participle of astound entry 1

Synonyms of astounding

Adjective

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

Examples of astounding in a Sentence

Adjective

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

Adjective

Still, more people are beginning to worry about the risks of the technology that has dazzled the world with its astounding capabilities. — Barbara Ortutay, Los Angeles Times, 23 Sep. 2026

Just over three years ago in Guatemala, a coalition of young and Indigenous voters helped propel Bernardo Arévalo, a reformer who campaigned against corruption, to an astounding presidential win. — Will Freeman, The Atlantic, 20 Sep. 2026

When Walker bounced out of a fourth and 1 scrum and bolted 60 yards for a touchdown in the Chiefs’ 31-10 trouncing of Denver, all at once the astounding was entirely familiar. — Kansas City Star, 18 Sep. 2026

By pairing the Series 12's smartest features—the faster S11 chip, instant Siri AI responses, and drastically improved heart rate sensing—with an astounding 74 hours of real-world battery life, Apple has built an absolute endurance machine. — Andrew Gebhart, PC Magazine, 17 Sep. 2026

Word History

Etymology

Adjective

from present participle of astound entry 1

First Known Use

Adjective

1590, in the meaning defined above

Rhymes for astounding

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