capable of overwhelming with amazement; stunningly surprising.

Origin of astounding

First recorded in 1580–90; astound + -ing2
Related formsas·tound·ing·ly, adverb



verb (used with object)

to overwhelm with amazement; astonish greatly; shock with wonder or surprise.


Archaic. astonished; astounded.

Origin of astound

1275–1325; Middle English astoun(e)d, past participle of astonen, variant of astonyen to astonish
Related formsas·tound·ment, noun

Synonyms for astound

1. See surprise. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for astounding

Contemporary Examples of astounding

Historical Examples of astounding

  • The explanation of this astounding similarity will be given when we come to "Othello."

  • The charm of it all, the deathless charm and the astounding veracity!

  • It is astounding how ill-endowed Shakespeare was on the side of manliness.

  • The inadequacy, the feebleness of the whole thing is astounding.

  • Harvest after harvest Shakespeare brought forth of astounding quality.

British Dictionary definitions for astounding



causing amazement and wonder; bewildering
Derived Formsastoundingly, adverb



(tr) to overwhelm with amazement and wonder; bewilder

Word Origin for astound

C17: from astoned amazed, from Old French estoné, from estoner to astonish
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

Word Origin and History for astounding



mid-15c., from Middle English astouned, astoned (c.1300), past participle of astonen, astonien "to stun" (see astonish), with more of the original sense of Vulgar Latin *extonare. Related: Astounded; astounding.

Online Etymology Dictionary, © 2010 Douglas Harper