releasing hormone
1. a substance produced by the hypothalamus that is capable of accelerating the secretion of a given hormone by the anterior pituitary gland • Syn: releasing factor, RF • Hypernyms: factor • Hyponyms: growth hormone-releasing factor, GHRF 2. 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 • Syn: RH, releasing factor, hypothalamic releasing hormone, hypothalamic releasing factor • Hypernyms: hormone, endocrine, internal secretion
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