amphetamine

noun
am·​phet·​amine | \am-ˈfe-tə-ˌmēn, -mən\

Definition of amphetamine 

: 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 disorder and narcolepsy and formerly as a short-term appetite suppressant

Examples of amphetamine in a Sentence

Recent Examples on the Web

Had he not been suspended for testing positive for amphetamine, Wilkerson could have earned a major league utility roster spot this spring. Eduardo A. Encina, baltimoresun.com, "Orioles notes: Mark Trumbo now likely to avoid disabled list," 26 May 2018 Most specimens undergo what is known as a five-panel test, during which they are screened for amphetamines, cocaine, marijuana, PCP and opioids. Katie Zezima, Washington Post, "States move to ban fake urine, a new challenge for drug testing amid an abuse epidemic," 7 Apr. 2018 An autopsy found the baby died from a combination of methadone, amphetamine and methamphetamine, the Bucks County District Attorney's office said in a statement. Fox News, "Mother accused of killing baby with drug-laced breast milk," 16 July 2018 The officer suspected drug activity and searched the car, finding 14 grams of marijuana, four amphetamine pills, and 3 grams of psychedelic mushrooms, the outlet reports. Ale Russian, PEOPLE.com, "Sean Penn and Robin Wright's Son Hopper, 24, Pleads No Contest in Nebraska Drug Arrest: Reports," 21 June 2018 Minor-leaguer suspended: Major League Baseball announced right-hander Tyler Spurlin has been suspended for 50 games for testing positive for amphetamines. Todd Rosiak, Milwaukee Journal Sentinel, "Hernán Pérez getting more opportunities at second base for Brewers," 15 June 2018 In January, Tweedy attributed positive tests for amphetamines and methamphetamine to prescription medicine used to treat bronchitis and urinary tract infections. Stephen Hudak, OrlandoSentinel.com, "Father whose son died in hit-and-run softened his harsh opinion of driver found dead," 18 June 2018 He was found to have been carrying a metal hook, and his blood later tested positive for both amphetamine and methamphetamine. Maura Dolan, latimes.com, "Appeals court reinstates suit against Newport Beach for police killing of mentally unstable man," 11 June 2018 The researchers in the new study looked at exposure to four common medications used to treat ADHD: methylphenidate (e.g. Ritalin), amphetamine (e.g. Adderall), atomoxetine and modafinil. Mark Lieber, CNN, "Unnecessary and accidental use of ADHD drugs increases over 60%, study suggests," 21 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amphetamine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of amphetamine

1938, in the meaning defined above

History and Etymology for amphetamine

International Scientific Vocabulary alpha + methyl + phen- + ethyl + amine

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Last Updated

17 Dec 2018

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Time Traveler for amphetamine

The first known use of amphetamine was in 1938

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More Definitions for amphetamine

amphetamine

noun

English Language Learners Definition of amphetamine

: a drug that causes the nervous system to become more active so that a person feels more energy and mental excitement

amphetamine

noun
am·​phet·​amine | \am-ˈfe-tə-ˌmēn, -mən\

Kids Definition of amphetamine

: a drug that makes the nervous system more active

amphetamine

noun
am·​phet·​amine | \am-ˈfet-ə-ˌmēn, -mən \

Medical Definition of amphetamine 

: 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 disorder and narcolepsy and formerly as a short-term appetite suppressant — see adderall

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More from Merriam-Webster on amphetamine

Rhyming Dictionary: Words that rhyme with amphetamine

Spanish Central: Translation of amphetamine

Nglish: Translation of amphetamine for Spanish Speakers

Britannica.com: Encyclopedia article about amphetamine

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