long saphenous vein longs • long-saved · · · Info · Definitions · Synonyms · Characters · · long saphenous vein · · Text Common · · Latin · · Scripts 19 · · Length 6 · · Syllables Definitions · · · (noun) the longest vein in the body; runs from foot to the groin where it joins the femoral vein. Synonyms: long saphenous vein, great saphenous vein. · · Noun Definition 1 Synonyms · · · great saphenous vein · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 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 s latin small letter s U+0073 u latin small letter u U+0075 v latin small letter v U+0076