vein

noun

1.
a blood vessel that carries blood from the capillaries toward the heart
Derived from:
venous
2.
a distinctive style or manner
3.
any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plant organ
Derived from:
veinal
4.
a layer of ore between layers of rock
5.
one of the horny ribs that stiffen and support the wing of an insect