thyrotropin-releasing hormone: Meaning and Definition of

thy•ro•tro'pin-re•leas•ing hor"mone

Pronunciation: (thī"ru-trō'pin ri-lē"sing, thī-ro'tru-), [key]
— Biochem. Biochem.
  1. a small peptide hormone, produced by the hypothalamus, that controls the release of thyrotropin by the pituitary. Also calledAbbr.: TRH
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.