methylenedioxyamphetamine

/ˌmɛθəˌliːnˌdaɪˌɑːksi æmˈfɛtəmɪn/

noun

A synthetic compound in the amphetamine family with a methylenedioxy group attached to its aromatic ring. It acts mainly by increasing the release of serotonin, dopamine, and norepinephrine in the brain, which leads to stimulant effects along with changes in mood, perception, and sensory experience.

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Meanings

nounmethylenedioxyamphetamine (plural methylenedioxyamphetamines, abbreviation MDA)

plural methylenedioxyamphetamines · abbreviation MDA · alternative 4-methylenedioxyamphetamine

  1. chemistryA synthetic compound in the amphetamine family with a methylenedioxy group attached to its aromatic ring. It acts mainly by increasing the release of serotonin, dopamine, and norepinephrine in the brain, which leads to stimulant effects along with changes in mood, perception, and sensory experience.
  2. drugtenamphetamine
  3. international nonproprietary nametenamfetamine
  4. street drugsally/Sally
  5. herbal extractsass, sassafras

Synonyms & antonyms

Broader
amphetamine
Narrower
3,4-methylenedioxyamphetamine (3,4-MDA)2,3-methylenedioxyamphetamine (2,3-MDA)

Origin

From methylene + di- + oxy- + amphetamine.

Full word history & related roots →
Cite this entry
APA

methylenedioxyamphetamine. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/methylenedioxyamphetamine

MLA

“methylenedioxyamphetamine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/methylenedioxyamphetamine. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “methylenedioxyamphetamine,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/methylenedioxyamphetamine.

Source: methylenedioxyamphetamine on Wiktionary, CC BY-SA 4.0.