Adjective: stupefacient ,st(y)oo-pu'fey-shunt
- Causing stupefaction; having a numbing or deadening effect
"The stupefacient drug left the patient in a dazed state"
- A drug or substance that induces stupor or dulls the senses
"The ancient Egyptians used various stupefacients in their religious rituals"
Derived forms: stupefacients
Encyclopedia: Stupefacient