releasing factor Meaning, Definition & Usage

1. noun a substance produced by the hypothalamus that is capable of accelerating the secretion of a given hormone by the anterior pituitary gland
   RF; releasing hormone.
   
2. noun any of several hormones produced in the hypothalamus and carried by a vein to the anterior pituitary gland where they stimulate the release of anterior pituitary hormones; each of these hormones causes the anterior pituitary to secrete a specific hormone
   hypothalamic releasing hormone; RH; hypothalamic releasing factor; releasing hormone.
   

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