Definition of endorphin in English:

endorphin

Syllabification: en·dor·phin
Pronunciation: /enˈdôrfin
 
/

noun

Biochemistry
Any of a group of hormones secreted within the brain and nervous system and having a number of physiological functions. They are peptides that activate the body’s opiate receptors, causing an analgesic effect.
More example sentences
  • Doing so will help your body produce endorphins, feel-good brain chemicals that can counter feelings of stress.
  • Physical activity is known to influence the physiological production of endorphins in the brain that also elevate mood.
  • It is well established that exercise improves mood, thanks to the powerful effect of chemical endorphins on the brain.

Origin

1970s: blend of endogenous and morphine.

More definitions of endorphin

Definition of endorphin in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day setose
Pronunciation: ˈsēˌtōs
adjective
bearing bristles or setae; bristly