Cocaine

[koh-keyn, koh-keyn] /koʊˈkeɪn, ˈkoʊ keɪn/

noun, Pharmacology.
1.
a bitter, crystalline alkaloid, C 17 H 21 NO 4 , obtained from leaves, used as a local anesthetic and also widely used as an illicit drug for its stimulant and euphorigenic properties.
/kəˈkeɪn/
noun
1.
an addictive narcotic drug derived from coca leaves or synthesized, used medicinally as a topical anaesthetic. Formula: C17H21NO4
n.

1874, from Modern Latin cocaine (1856), coined by Albert Niemann of Gottingen University from coca (from Quechua cuca) + chemical suffix -ine (2). A medical coinage, the drug was used 1870s as a local anaesthetic for eye surgery, etc. “It is interesting to note that although cocaine is pronounced as a disyllabic word it is trisyllabic in its formation.” [Flood]

cocaine co·caine (kō-kān’, kō’kān’)
n.
A colorless or white crystalline alkaloid extracted from coca leaves, sometimes used as a local anesthetic especially for the eyes, nose, or throat and widely used as an illicit drug for its euphoric and stimulating effects.
cocaine
(kō-kān’)
A colorless or white crystalline alkaloid extracted from coca leaves. Cocaine is sometimes used in medicine as a local anesthetic, especially for the eyes, nose, or throat. It is also widely used as an illicit drug for its euphoric and stimulating effects. Chemical formula: C17H21NO4.

A drug derived from the leaves of a shrub in South America that has an intoxicating effect on the body and can result in dependency if frequently used. Cocaine is used medically as a local anesthetic.

Note: Cocaine use constitutes a major drug problem in the United States.