as·​tound | \ə-ˈstau̇nd \
astounded; astounding; astounds

Definition of astound 

(Entry 1 of 2)

transitive verb

: to fill with bewilderment or wonder The unusual surgical techniques illustrated … will astound even the most bemused readers.— Alan T. Marty



Definition of astound (Entry 2 of 2)


: overwhelmed with astonishment or amazement : astounded

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Choose the Right Synonym for astound


surprise, astonish, astound, amaze, flabbergast mean to impress forcibly through unexpectedness. surprise stresses causing an effect through being unexpected but not necessarily unusual or novel. surprised to find them at home astonish implies surprising so greatly as to seem incredible. a discovery that astonished the world astound stresses the shock of astonishment. too astounded to respond amaze suggests an effect of bewilderment. amazed by the immense size of the place flabbergast may suggest thorough astonishment and bewilderment or dismay. flabbergasted by his angry refusal

Examples of astound in a Sentence


The magician will astound you with his latest tricks. What astounds me is that they never apologized.

Recent Examples on the Web: Verb

Grace Kelly was an icon, not only for her star-making film roles, astounding beauty, and real life Cinderella story (although that certainly would have been enough) but also for her impeccable, trend-inspiring fashion sense. Lauren Hubbard, Town & Country, "Grace Kelly's Granddaughter Pauline Ducruet Grew Up Training Elephants in an Actual Circus," 7 Sep. 2018 Another Conservative, former cabinet minister Priti Patel, told the paper the move had astounded her. Matthew Diebel, USA TODAY, "Sacre bleu! Fury follows claim that UK's post-Brexit passports will be made 'in France'," 22 Mar. 2018 Eventually the Moxos leaders revealed something that astounded him. Nicholas Casey, New York Times, "Jesuit Legacy in the Bolivian Jungle: A Love of Baroque Music," 8 May 2018 The fact that some member states believe that condemning Hamas does not even deserve a vote is astounding. Ben Evansky, Fox News, "After vote fails to condemn Hamas, Haley calls UN an unserious force for Middle East peace," 13 June 2018 There is much about the memorial and museum that astounds and horrifies. Linda Matchan,, "A sculpture’s trans-Atlantic passage from Ghana to Alabama," 31 May 2018 One of the hard parts about this history, is that something astounding happened in this region before the Civil War, and then something very terrible happened as well. Lorraine Boissoneault, Smithsonian, "The Unheralded Pioneers of 19th-Century America Were Free African-American Families," 19 June 2018 The singer Le’Andria Johnson appears three times, in different circumstances with a new look — her voice ever astounding. Roberta Smith, New York Times, "Arthur Jafa’s Profound Meditations on Black America," 17 May 2018 This week, at the Code Media conference near Los Angeles, Peter Rice, the president of Fox, said people shouldn’t be astounded by the size of the Netflix programming budget. Jefferson Graham, USA TODAY, "Streaming Wars takes another from broadcast TV," 17 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'astound.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of astound


1592, in the meaning defined above


14th century, in the meaning defined above

History and Etymology for astound


see astound entry 2


Middle English astoned, from past participle of astonen — see astonish

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Statistics for astound

Last Updated

12 Nov 2018

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Time Traveler for astound

The first known use of astound was in the 14th century

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More Definitions for astound



English Language Learners Definition of astound

: to cause a feeling of great surprise or wonder in (someone)


as·​tound | \ə-ˈstau̇nd \
astounded; astounding

Kids Definition of astound

: to fill with puzzled wonder The magician will astound you.

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