vein
//veɪn//
Noun
veinSingular
veinsPlural
1
A blood vessel that carries blood from the body back to the heart.
The nurse found a vein in my arm to draw blood.
2
A thin line or streak of a different color or texture running through rock, marble, cheese, or other materials.
The marble countertop has beautiful gray veins running through it.
3
One of the thin tubes forming the framework of a leaf or an insect's wing.
You can see the delicate veins on a dragonfly's wing.
4
A distinctive quality, style, or manner of expression.
She continued speaking in a humorous vein.
5
A rich source or supply of something valuable, such as a vein of ore in mining.
The miners discovered a rich vein of gold in the mountain.