amphetamine

noun

am·​phet·​amine am-ˈfe-tə-ˌmēn 

-mən

: a racemic compound C₉H₁₃N or one of its derivatives (such as dextroamphetamine or methamphetamine) that is a stimulant of the central nervous system, is often abused illicitly, and is used clinically especially in the form of its sulfate C₉H₁₃N·H₂SO₄ to treat attention deficit hyperactive disorder and narcolepsy and formerly as a short-term appetite suppressant

Examples of amphetamine in a Sentence

Recent Examples on the Web

Investigators also found hundreds of bullets and high-capacity magazines, and a large amount of drugs, including heroin, cocaine, amphetamines, and fentanyl, prosecutors said. —Louis Casiano, FOXNews.com, 25 Apr. 2025

Additionally, while out on bond on the case, Sauter tested positive for amphetamine, an affidavit of violation filed Jan. 24 states, according to a motion to revoke bond filed by Assistant State Attorney Michael Willard on Feb. 4. —Frank Fernandez, USA Today, 17 Apr. 2025

People taking amphetamines or methamphetamines were more likely to misuse than those taking methylphenidates. —Linda Carroll, NBC News, 19 Mar. 2025

The Cullman County Coroner’s Office ruled his death accidental, caused by a toxic combination of fentanyl, gabapentin, diazepam, amphetamine, carisoprodol and methocarbamol, according to WBRC. —Theresa Braine, New York Daily News, 21 Feb. 2025

Word History

Etymology

a(lpha) entry 2 + m(ethyl) + phe(n-) + et(hyl) + amine

First Known Use

1938, in the meaning defined above

Rhymes for amphetamine

• acetylene
• adenosine
• anthropocene
• antipyrine
• apomorphine
• apoprotein
• aquamarine
• arsphenamine
• azobenzene
• buprenorphine
• chlorobenzene
• chlorpromazine

Kids Definition

amphetamine

noun

am·​phet·​amine am-ˈfet-ə-ˌmēn 

-mən

: a compound or one made from it used medically to increase the activity of the central nervous system but often abused for its stimulant effects

Medical Definition

amphetamine

noun

am·​phet·​amine am-ˈfet-ə-ˌmēn  -mən 

: a racemic sympathomimetic amine C₉H₁₃N or one of its derivatives (as dextroamphetamine or methamphetamine) that is a stimulant of the central nervous system, is frequently abused illicitly often leading to dependence, and is used clinically especially in the form of its sulfate C₉H₁₃N·H₂SO₄ to treat attention deficit hyperactivity disorder and narcolepsy and formerly as a short-term appetite suppressant see adderall