Definition of "methylenedioxymethamphetamine" [methylenedioxymethamphetamine]

• The psychoactive drug MDMA or Ecstasy, an amphetamine that produces entactogenic, psychedelic, and stimulant effects. (noun)

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• "In scientific lingo, the pill is called methylenedioxymethamphetamine, or MDMA."
• "According to the medical examiner, Smith died from methylenedioxymethamphetamine MDMA or ecstasy intoxication, and her manner of death was "accidental.""
• "Once synonymous with the rave scene, its popularity declined as the diminishing amount of methylenedioxymethamphetamine, or MDMA, the potent chemical once found in ecstasy tablets, saw a new generation of clubbers seek alternative substances."