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| vein [ vayn ] |
noun (plural veins) |
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| Definition: |
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1. vessel carrying blood to heart: a blood vessel that carries blood to the heart
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2. blood vessel: a vessel that carries blood around the body
(
not in technical use
)
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3. insects supporting structure in insect wing: a hollow supporting structure in the wing of an insect that carries blood vessels, nerves, and air tubes supplying the wing
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4. botany sap-conducting leaf strand: a distinct strand of tissue in a leaf that contains the sap-conducting vessels. It comprises one of several bundles of vessels and associated tissues vascular bundles and forms part of a network, arranged in a characteristic pattern.
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5. geology layer of mineral: a layer of a mineral in rock, especially an ore or a metal
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6. geology fissure filled with material: a fissure, crack, or channel in rock or ice that has been filled with a crystallized mixture of minerals
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7. streak of different color: a streak of different color or material within a substance such as marble, wood, or cheese
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8. particular quality: a particular recurrent quality or characteristic
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9. disposition: a disposition, tone, or mood
  continued his speech in a more light-hearted vein
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transitive verb (past and past participle veined, present participle vein·ing, 3rd person present singular veins) |
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| Definition: |
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1. form veins in something: to form veins, streaks, or layers in something
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2. streak something: to streak or suffuse something of one color or material with another
green marble veined with white
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| [13th century. Via Old French veine< Latin vena "blood vessel, vein of metal, mine"] |
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| vein·al adjective |
| veined adjective |
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