cocaine

American  

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

noun

Pharmacology.

1. a bitter, crystalline alkaloid, C 17 H 21 NO 4 , obtained from coca leaves, used as a local anesthetic and also widely used as an illicit drug for its stimulant and euphorigenic properties.

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cocaine British  

/ kəˈkeɪn /

noun

1. an addictive narcotic drug derived from coca leaves or synthesized, used medicinally as a topical anaesthetic. Formula: C 17 H 21 NO 4

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cocaine Scientific  

/ kō-kān′ /

1. 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: C ₁₇ H ₂₁ NO ₄ .

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cocaine Cultural  

1. 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.

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Discover More

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

Etymology

Origin of cocaine

First recorded in 1870–75; coca + -ine ¹

Example Sentences

Abelardo de la Espriella promises more prisons and a crackdown after cocaine production and the ranks of armed groups expanded across the country.

From The Wall Street Journal • Jun. 25, 2026

Researchers at Washington University School of Medicine in St. Louis found that GLP-1 medications were associated with lower risks of developing substance use disorders involving alcohol, nicotine, cannabis, cocaine, opioids, and other substances.

From Science Daily • Jun. 3, 2026

Noboa, a close ally of US President Donald Trump, previously said that Washington was among "regional allies" taking part in the operation against drug cartels, which use Ecuador's ports to smuggle cocaine to international markets.

From Barron's • Mar. 7, 2026

Colombia's anti -narcotics strategy targets those at the top of the cocaine trade, not the dirt-poor farmers at the bottom.

From BBC • Feb. 3, 2026

In fact, scientists who study both the brains of new lovers and cocaine addicts are hard-pressed to tell the difference.

From "The Sun Is Also a Star" by Nicola Yoon

Related Words

• coke
• crack
• dope
• poison
• stimulant