vein

noun
  1. A blood vessel that carries blood towards the heart, typically deoxygenated blood except for pulmonary and umbilical veins. noun
    The doctor explained that the blood sample was taken from a vein in the arm.
    Varicose veins are swollen, twisted veins that you can see just under the surface of the skin.
  2. A distinctive style or quality, especially in writing or art. noun
    The novel was written in a humorous vein, making it a delightful read.
    Her speech continued in a serious vein, addressing the critical issues at hand.
  3. A layer of ore or mineral embedded in rock. noun
    The miners discovered a rich vein of gold deep within the mountain.
    Geologists were excited to find a new vein of copper in the region.
  4. A narrow, elongated deposit of a mineral or minerals that fills a fracture or crack in a rock. noun
    The quartz vein was clearly visible running through the granite.
    The prospector followed the vein of silver hoping it would lead to a larger deposit.
  5. A streak or marking in a material, such as wood or marble, that resembles a vein. noun
    The table was crafted from a beautiful piece of oak with a prominent vein running through it.
    The marble countertop had a striking vein pattern that added elegance to the kitchen.