stupefy.
To dull the senses or capacity to think thereby reducing responsiveness; to stun.
Meaning & usage
To dull the senses or capacity to think thereby reducing responsiveness; to stun.
a stupefying drug; a stupefacient
He stupefied her by means of chloroform, a general anaesthetic.
To astonish or stun, especially as a result of some distressing action.
The police's negligence and callousness continued to stupefy her.
To deprive a material of the ability to undergo change or movement, especially deformation.
Where this word comes from
From Middle French stupéfier, from Latin stupefaciō (“strike dumb, stun with amazement, stupefy”), from stupeō (“to be stunned, speechless”) (see English stupid, stupor) + faciō (“to do, make”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.