inferior ophthalmic vein - a vein that drains a venous network in the floor and medial wall of the eye socket

superior ophthalmic vein - a vein that begins at the inner angle of the eye socket and passes through the superior orbital fissure to empty into the cavernous sinus

vein, vena, venous blood vessel - a blood vessel that carries blood from the capillaries toward the heart; all veins except the pulmonary carry unaerated blood