labial vein labial stop • labialise · · · Info · Definitions · Synonyms · Characters · · labial vein · · Text Common · · Latin · · Scripts 11 · · Length 4 · · Syllables Definitions · · · (noun) veins draining the lips of the vulva. Synonyms: labial vein, vena labialis. · · Noun Definition 1 (noun) a vein draining the lips of the mouth. Synonyms: labial vein, vena labialis. · · Noun Definition 2 Synonyms · · · vena labialis · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E v latin small letter v U+0076