/ æmˈfetəmiːn; NAmE / noun
[ C , U ] a drug that makes you feel excited and full of energy. Amphetamines are sometimes taken illegally.
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WORD ORIGIN
1930s: abbreviation of its chemical name, a(lpha-)m(ethyl) phe(ne)t(hyl)amine .
/ æmˈfetəmiːn; NAmE / noun
[ C , U ] a drug that makes you feel excited and full of energy. Amphetamines are sometimes taken illegally.
••
WORD ORIGIN
1930s: abbreviation of its chemical name, a(lpha-)m(ethyl) phe(ne)t(hyl)amine .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005