| a small peptide hormone, produced by the hypothalamus, that controls the release of thyrotropin by the pituitary. Abbreviation: TRH |

thyrotropin-releasing hormone n.
Abbr. TRH A tripeptide hormone secreted by the hypothalamus that stimulates the release of thyrotropin. Also called thyroliberin.
TRH abbr.
thyrotropin-releasing hormone
TRH
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