cephalic vein cephalic index • cephalin · · · Info · Definitions · Synonyms · Characters · · cephalic vein · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) a large vein of the arm that empties into the axillary vein. Synonyms: cephalic vein, vena cephalica. · · Noun Definition 1 Synonyms · · · vena cephalica · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 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 n latin small letter n U+006E p latin small letter p U+0070 v latin small letter v U+0076