Synonyms for Methylenedioxymethamphetamine (same or very similar meaning)
WordNet sense 1 (a stimulant drug that is chemically related to mescaline and amphetamine and is used illicitly for its euphoric and hallucinogenic effects; it was formerly used in psychotherapy but in 1985 it was declared illegal in the United States):
MDMAFrom the ODE community, based on WordNetadd/edit