thyrotropin-releasing factor thyrotropin • thyrotropin-releasing hormone · · · Info · Definitions · Synonyms · Characters · · thyrotropin-releasing factor · · Text Common · · Latin · · Scripts 28 · · Length 9 · · Syllables Definitions · · · (noun) hormone released by the hypothalamus that controls the release of thyroid-stimulating hormone from the anterior pituitary. Synonyms: thyrotropin-releasing hormone, TRH, thyrotropin-releasing factor, TRF, protirelin. · · Noun Definition 1 Synonyms · · · thyrotropin-releasing hormone · · Synonym 1 trh · · Synonym 2 trf · · Synonym 3 protirelin · · Synonym 4 Characters · · space U+0020 - hyphen-minus U+002D a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 f latin small letter f U+0066 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079