| inferior labial vein | (n) a tributary of the facial vein that drains the lower lip, Syn. vena labialis inferior |
| labial vein | (n) veins draining the lips of the vulva, Syn. vena labialis |
| labial vein | (n) a vein draining the lips of the mouth, Syn. vena labialis |
| superior labial vein | (n) a tributary of the facial vein that drains the upper lip, Syn. vena labialis superior |