a narcotic alkaloid, CHNOHO, derived from opium and resembling morphine, but less habit-forming: used in cough medicines and to relieve pain
Origin of codeinefrom Classical Greek k?deia, poppy head + -ine
An alkaloid narcotic, C18H21NO3, derived from opium or morphine and used as a cough suppressant, analgesic, and hypnotic.
Origin of codeineFrench codéine Greek kōdeia poppy head ( from kōos cavity ; see keuə- in Indo-European roots.) -ine alkaloid ; see -ine 2.
From French codéine.