releasing hormone: 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
hormone: the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
sinologist: a student of Chinese history and language and culture