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|Noun||1.||arteria labialis - an artery that is a branch of the facial artery that supplies the lips of the mouth|
lip - either of two fleshy folds of tissue that surround the mouth and play a role in speaking
arteria, arterial blood vessel, artery - a blood vessel that carries blood from the heart to the body
arteria labialis inferior, inferior labial artery - an artery that is a branch of the facial artery that supplies the lower lip