beta-endorphin: Meaning and Definition of

be•ta-en•dor•phin

Pronunciation: (bā"tu en-dôr'fin or, esp. Brit., bē"-), [key]
— n.
  1. a potent endorphin released by the anterior pituitary gland in response to pain, trauma, exercise, or other forms of stress.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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