This is the 14318th most frequent Spanish word.
vena
"Vena" means "vein" (a blood vessel) or "streak" (as in a quality or trait).
Here, 'vena' refers to a vein in the sense of a channel of ore in rocks.
La vena principal de este minero estaba llena de oro.
The main vein of this miner was full of gold.
In this context, 'vena' is used metaphorically to refer to a tendency, talent, or inclination.
Ella tiene una vena artÃstica que impresiona a todos.
She has an artistic vein that impresses everyone.
Here, 'vena' denotes a blood vessel in the biological context.