meperidine

[ muh-per-i-deen, -din ]
/ məˈpɛr ɪˌdin, -dɪn /

noun Pharmacology.

a narcotic compound, C15H21NO2, used as an analgesic and sedative.

Origin of meperidine

First recorded in 1945–50; me(thyl) + (pi)peridine