1.Definition: a blood vessel that carries blood from the capillaries toward the heart

"All veins except the pulmonary vein carry unaerated blood"

Related Noun(s):vena

Category: General

2.Definition: a distinctive style or manner

"He continued in this vein for several minutes"

Category: General

3.Definition: a layer of ore between layers of rock

Category: Objects

4.Definition: any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plant organ

Related Noun(s):nervure

Category: Plants

5.Definition: one of the horny ribs that stiffen and support the wing of an insect

Related Noun(s):nervure

Category: Animals