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stupefacient

adjective
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stu·​pe·​fa·​cient | \ ¦st(y)üpə¦fāshənt \

Definition of stupefacient

 (Entry 1 of 2)

: bringing about a stupor : stupefying

stupefacient

noun
\ " \
plural -s

Definition of stupefacient (Entry 2 of 2)

: something promoting stupefaction : narcotic

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History and Etymology for stupefacient

Adjective

Latin stupefacient-, stupefaciens, present participle of stupefacere to stupefy

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“Stupefacient.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stupefacient. Accessed 4 Dec. 2020.

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