What does astound mean?
Astound is a verb meaning to overwhelm someone with shock, wonder, or amazement. It expresses one of the strongest degrees of surprise available in English, sitting above milder verbs such as surprise and astonish. In everyday usage, astound is almost always employed transitively, usually in passive constructions such as 'she was astounded by the news' or 'the results astounded the researchers,' because the person experiencing the reaction is the focus rather than the cause. The word carries a connotation of intense, often delighted disbelief, though it can equally register horrified shock at unexpected bad news. It is common in journalism, science writing, and reviews, where writers need to convey that something exceeded all expectations. Derived forms include the adjective 'astounding' and its adverb 'astoundingly,' both frequent in descriptions of remarkable achievements or figures. The word traces back through Old French 'estoner' to Latin roots connected with thunder, giving its emotional force an appropriately dramatic pedigree. For anyone describing something truly extraordinary, astound remains one of English's most vivid choices.
verbTo overwhelm someone with shock or amazement; to fill with sudden wonder or disbelief.
- To fill someone with overwhelming shock or amazement.
"The scientists were astounded by the telescope's first images of the distant galaxy."
"Her decision to donate the entire prize to the shelter astounded everyone in the room."
"The magician's final trick astounded even the most skeptical members of the audience."
"Astound" and "thunder" share a common ancestor — it literally comes from a Latin word meaning "to thunder," which is why being astounded feels like being struck.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of astound
Astound derives from Old French 'estoner', itself built on Latin 'ex-' (intensive prefix) plus 'tonare', meaning 'to thunder'. The same French source produced both 'stun' and 'astonish' in English, making them close cousins of astound; the thunder connection also links it more distantly to words like 'detonate'. The word entered English in the late Middle Ages via Anglo-French, evolving from forms such as 'astoned' and 'astonied' before settling into its modern shape by the early modern period.
Related word forms
How astound is actually used
Astound is a strong, somewhat formal transitive verb typically used in passive constructions ('we were astounded') rather than 'someone astounds'. It connotes intense, often pleasant surprise, though it can describe shocked reactions to bad news as well.
Easily confused with astound
Astonish and astound both mean to fill with surprise, but astound implies a stronger degree of shock or disbelief than astonish.