MDEA (also MDE), which stands for 3,4-methylenedioxy-N-ethylamphetamine, is a psychedelic hallucinogenic drug and empathogen-entactogen of the phenethylamine family. It is chemically very similar to MDMA, the active chemical in the drug "ecstasy". MDEA differs from MDMA in that it has one more carbon atom, and two more hydrogen atoms in the substituent on the nitrogen atom.

3,4-methylenedioxyethylamphetamine. MDEA is also known as 'Eve' and is a variety of amphetamine.

Multinational Diving Educators Association. Tennessee-based certification agency.