veins

A blood vessel that transports blood from the capillaries back to the heart.

(in plural) The entrails of a shrimp.

In leaves, a thickened portion of the leaf containing the vascular bundle.

The nervure of an insect’s wing.

A stripe or streak of a different colour or composition in materials such as wood, cheese, marble or other rocks.

A topic of discussion; a train of association, thoughts, emotions, etc.

“in the same vein”

A style, tendency, or quality.

“The play is in a satirical vein.”

A fissure, cleft or cavity, as in the earth or other substance.

To mark with veins or a vein-like pattern.