Codeina

[koh-deen] /ˈkoʊ din/

noun, Pharmacology.
1.
a white, crystalline, slightly bitter alkaloid, C 18 H 21 NO 3 , obtained from opium, used in medicine chiefly as an analgesic or sedative and to inhibit coughing.
/ˈkəʊdiːn/
noun
1.
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
n.

alkaloid present in opium, 1838, from French codéine, coined, with chemical suffix -ine (2), from Greek kodeia “poppy head,” related to kooz “prison,” literally “hollow place;” kodon “bell, mouth of a trumpet;” koilos “hollow,” from PIE root *kel- (see cell). Originally codeina; modern form is from 1881.

codeine co·deine (kō’dēn’, -dē-ĭn)
n.
An alkaloid narcotic derived from opium or morphine and used as a cough suppressant, analgesic, and hypnotic. Also called methylmorphine.
codeine
(kō’dēn’)
An alkaloid narcotic derived from opium or morphine and used primarily as an analgesic and a cough suppressant. Chemical formula: C18H21NO3.
codeine [(koh-deen)]

A drug obtained from opium or morphine that is used as a pain reliever and cough remedy.