Definition of amphetamine in English:


Line breaks: am¦phet|amine
Pronunciation: /amˈfɛtəmiːn
, -ɪn/


[mass noun]
  • A synthetic, addictive, mood-altering drug, used illegally as a stimulant: the amphetamine put him on a high for an hour [count noun]: he was jailed for three months for possessing amphetamines
    • Chemical formula: C6H5CH2CH(CH3)NH2
    More example sentences
    • Ritalin is a stimulant whose effects are similar to those of amphetamine, methamphetamine and cocaine.
    • Scientists don't know much about how drugs like amphetamine and Prozac interact in young children.
    • The stimulant drugs are based on amphetamine and carry a risk of sudden death from fatal heart rhythms.


1930s: abbreviation of its chemical name, a(lpha-)m(ethyl) phe(ne)t(hyl)amine.

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