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Synonyms

astonishing

American  
[uh-ston-i-shing] / əˈstɒn ɪ ʃɪŋ /

adjective

  1. causing astonishment or surprise; amazing.

    an astonishing victory; an astonishing remark.


astonishing British  
/ əˈstɒnɪʃɪŋ /

adjective

  1. causing great surprise or amazement; astounding

"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

Derived Forms

Etymology

Origin of astonishing

First recorded in 1520–30; astonish + -ing 2

Explanation

Something astonishing is astounding, staggering, stupefying, amazing, or incredible. It's not something you see every day. This is a pretty strong word. A dog shaking hands is not astonishing, but a dog calling 911 for its owner definitely is. Astonishing things are amazing; they blow your mind. When people first walked on the moon, that was astonishing. Miracles are astonishing. If you say, "Holy cow! I can't believe what I'm seeing," you're probably seeing something astonishing.

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Vocabulary lists containing astonishing

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.

In this Money Talks: Author and financial journalist Brendan Greeley tells Elizabeth Spiers about his new book, The Almighty Dollar—and the astonishing power this currency held long before the founding of the United States.

From Slate • Jun. 9, 2026

Visitors to Los Angeles are frequently struck by the staggering levels of homelessness in a city that also has pockets of astonishing wealth.

From Barron's • Jun. 7, 2026

Sloth jaws and sabertooth fangs and a truly astonishing amount of ancient vertebrae — all of it will be swaddled, catalogued and crated for the next two years.

From Los Angeles Times • Jun. 6, 2026

An exhibition at the Met highlights the art of Gothic drawings—remarkably meticulous designs for a range of astonishing European structures.

From The Wall Street Journal • May 28, 2026

The Smokies harbor an astonishing range of plant life—over 1,500 types of wildflower, a thousand varieties of shrub, 530 mosses and lichen, 2,000 types of fungi.

From "A Walk in the Woods" by Bill Bryson

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