Definition of methamphetamine in English:


Syllabification: meth·am·phet·a·mine
Pronunciation: /ˌmeTHəmˈfetəˌmēn, -min


  • A synthetic drug with more rapid and lasting effects than amphetamine, used illegally as a stimulant and as a prescription drug to treat narcolepsy and maintain blood pressure.
    • A methyl derivative of amphetamine; chemical formula C6H5CH2CH(CH3)NH(CH3)
    More example sentences
    • Ritalin is a stimulant whose effects are similar to those of amphetamine, methamphetamine and cocaine.
    • But there is confusion out there in the public eye about methamphetamine and amphetamines.
    • No significant differences were found in the use of marijuana or methamphetamine across rural areas.

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Pronunciation: məˈlôrd
used to address an English nobleman