Medical Dictionary


noun Leu–en·keph·a·lin \ˌlü-en-ˈkef-ə-lən\

Medical Definition of LEU-ENKEPHALIN

May 06, 2015
dauntless Hear it
fearless or very brave
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears