releasing hormone
n 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]
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 releasing hormone causes the anterior pituitary to
secrete a specific hormone [syn: RH, releasing factor,
hypothalamic releasing hormone, hypothalamic releasing
factor]