n.
1.a substance produced by the hypothalamus that is capable of accelerating the secretion of a given hormone by the anterior pituitary gland
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
Idiom of the Day
blow out (something) or blow (something) out
to extinguish something by blowing
The little boy tried to blow out the candles.