0 a tube that carries blood to the heart from the other parts of the body
1 a narrow layer of a substance that forms in or fills a crack in rock:
2 a particular quality or characteristic:
In its bid to be elected, the party is attempting to tap (= use) an underlying vein of nationalism in the country.
4 a tube that carries blood to the heart from the other parts of the body
You could almost hear the blood coursing through her veins as she passed the finishing line.
I don't like body builders who are so overdeveloped you can see the veins in their bulging muscles.
In contrast, other veins may form in one step by larger scale breakage of the host rock and one-stage infill of this fracture.
The veins are often only a metre or two wide.
Aliasing of flow was seen from the left pulmonary veins entering the left atrium, suggesting obstruction.