mastoid emissary vein
n.
A vein that connects the sigmoid sinus with the occipital vein or with one of the tributaries of the outer jugular vein by way of the mastoid foramen.
Words nearby mastoid emissary vein
monounsaturated,
monovalent,
monovision,
monovision lens,
monoxenous,
mastoid emissary vein,
monozygotic,
monro,
monro's foramen,
monroe,
monroe doctrine