middle thyroid vein middle term • middleton · · · Info · Definitions · Characters · · middle thyroid vein · · Text Common · · Latin · · Scripts 19 · · Length 6 · · Syllables Definitions · · · (noun) a vein on each side that drains the lateral part of the thyroid and empties into the internal jugular vein. Synonyms: middle thyroid vein. · · Noun Definition 1 Characters · · space U+0020 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 v latin small letter v U+0076 y latin small letter y U+0079