lingual vein

English Thesaurus

1. a vein that receives blood from the tongue and the floor of the mouth and empties into the internal jugular or the facial vein (noun.body)

hypernym	:	vein, vena, venous blood vessel,
definition	:	a blood vessel that carries blood from the capillaries toward the heart (noun.body)

part meronym	:	mouth,
definition	:	the externally visible part of the oral cavity on the face and the system of organs surrounding the opening (noun.body)