Medical Dictionary
3 ENTRIES FOUND:

endorphin

noun en·dor·phin \en-ˈdr-fən\

Medical Definition of ENDORPHIN

:  any of a group of endogenous peptides (as enkephalin and dynorphin) found especially in the brain that bind chiefly to opiate receptors and produce some of the same pharmacological effects (as pain relief) as those of opiates; specifically :  beta-endorphin
April 28, 2015
portmanteau Hear it
a word formed by the blending of words
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