phlebotomy phlebotomus • Phlegethon · · · Info · Definitions · Synonyms · Characters · · phlebotomy · · Text Latin · · Script 10 · · Length Definitions · · · (noun) surgical incision into a vein; used to treat hemochromatosis. Synonyms: venesection. · · Noun Definition 1 Synonyms · · · venesection · · Synonym 1 Characters · · b latin small letter b U+0062 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070 t latin small letter t U+0074 y latin small letter y U+0079