Definition of vein

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Vein (n.) One of the vessels which carry blood, either venous or arterial, to the heart. See Artery, 2..

Lern More About Vein

Net-veined :: Net-veined (a.) Having veins, or nerves, reticulated or netted; as, a net-veined wing or leaf..
Vein :: Vein (n.) One of the ribs or nervures of the wings of insects. See Venation.
Anastomose :: Anastomose (v. i.) To inosculate; to intercommunicate by anastomosis, as the arteries and veins..
Stocky :: Stockwork (n.) A metalliferous deposit characterized by the impregnation of the mass of rock with many small veins or nests irregularly grouped. This kind of deposit is especially common with tin ore. Such deposits are worked in floors or stories.
Bonny :: Bonny (n.) A round and compact bed of ore, or a distinct bed, not communicating with a vein..
Veined :: Veined (a.) Having fibrovascular threads extending throughout the lamina; as, a veined leaf..
Wing :: Wing (n.) One of the two pairs of upper thoracic appendages of most hexapod insects. They are broad, fanlike organs formed of a double membrane and strengthened by chitinous veins or nervures..
Phlebitis :: Phlebitis (n.) Inflammation of a vein.
Lazuli :: Lazuli (n.) A mineral of a fine azure-blue color, usually in small rounded masses. It is essentially a silicate of alumina, lime, and soda, with some sodium sulphide, is often marked by yellow spots or veins of sulphide of iron, and is much valued for ornamental work. Called also lapis lazuli, and Armenian stone..
Run :: Run (n.) The horizontal distance to which a drift may be carried, either by license of the proprietor of a mine or by the nature of the formation; also, the direction which a vein of ore or other substance takes..
Hemadynamometer :: Hemadynamometer (n.) An instrument by which the pressure of the blood in the arteries, or veins, is measured by the height to which it will raise a column of mercury; -- called also a haemomanometer..
Lieno-intestinal :: Lieno-intestinal (a.) Of or pertaining to the spleen and intestine; as, the lieno-intestinal vein of the frog..
Portal :: Portal (a.) Of or pertaining to a porta, especially the porta of the liver; as, the portal vein, which enters the liver at the porta, and divides into capillaries after the manner of an artery..
Ribbing :: Ribbing (n.) An assemblage or arrangement of ribs, as the timberwork for the support of an arch or coved ceiling, the veins in the leaves of some plants, ridges in the fabric of cloth, or the like..
Horse :: Horse (n.) A mass of earthy matter, or rock of the same character as the wall rock, occurring in the course of a vein, as of coal or ore; hence, to take horse -- said of a vein -- is to divide into branches for a distance..
Vein :: Vein (n.) One of the similar branches of the framework of a leaf.
Branch :: Branch (a.) Diverging from, or tributary to, a main stock, line, way, theme, etc.; as, a branch vein; a branch road or line; a branch topic; a branch store..
Fleam :: Fleam (n.) A sharp instrument used for opening veins, lancing gums, etc.; a kind of lancet..
Hitch :: Hitch (n.) A small dislocation of a bed or vein.
Intralobular :: Intralobular (a.) Within lobules; as, the intralobular branches of the hepatic veins..
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