|a white crystalline alkaloid prepared mainly from morphine and having a similar but milder action. It is used as an analgesic, an antidiarrhoeal, and to relieve coughing. Formula: C18H21NO3|
|[C19: from Greek kōdeia head of a poppy, from kōos hollow place + |
codeine co·deine (kō'dēn', -dē-ĭn)
An alkaloid narcotic derived from opium or morphine and used as a cough suppressant, analgesic, and hypnotic. Also called methylmorphine.
|codeine (kō'dēn') Pronunciation Key
An alkaloid narcotic derived from opium or morphine and used primarily as an analgesic and a cough suppressant. Chemical formula: C18H21NO3.