- (transitive) to fill with amazement; surprise greatly
WordReference Random House Learner's Dictionary of American English © 2019
- to fill with sudden wonder;
amaze:The sudden victory astonished everybody.
- astonish is a verb, astonished and astonishing are adjectives, astonishment is a noun:The tricks astonished the kids. The astonished onlookers gasped in amazement. The astonishing tricks entertained us for quite a while. You could see the look of astonishment on their faces.
- to fill with sudden and overpowering surprise or wonder;
amaze:Her easy humor and keen intellect astonished me.
- dialect, dialectal Old French
- Vulgar Latin *extonāre, for Latin attonāre to strike with lightning, equivalent. to ex- ex-1, at- at- + tonāre to thunder; extended by -ish2, perh. reflecting Anglo-French *astonir
- dialect, dialectal Old French *astoner, Old French estoner
- Middle English astonyen, astonen, probably 1525–35
- astound, startle, shock. See surprise.