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

Neuroptera :: Neuroptera (n. pl.) An order of hexapod insects having two pairs of large, membranous, net-veined wings. The mouth organs are adapted for chewing. They feed upon other insects, and undergo a complete metamorphosis. The ant-lion, hellgamite, and lacewing fly are examples. Formerly, the name was given to a much more extensive group, including the true Neuroptera and the Pseudoneuroptera..
Argentiferous :: Argentiferous (a.) Producing or containing silver; as, argentiferous lead ore or veins..
Underlay :: Underlay (n.) The inclination of a vein, fault, or lode from the vertical; a hade; -- called also underlie..
Phlebogram :: Phlebogram (n.) A tracing (with the sphygmograph) of the movements of a vein, or of the venous pulse..
Venous :: Venous (a.) Marked with veins; veined; as, a venous leaf..
Exogen :: Exogen (n.) A plant belonging to one of the greater part of the vegetable kingdom, and which the plants are characterized by having c wood bark, and pith, the wood forming a layer between the other two, and increasing, if at all, by the animal addition of a new layer to the outside next to the bark. The leaves are commonly netted-veined, and the number of cotyledons is two, or, very rarely, several in a whorl. Cf. Endogen..
Avenious :: Avenious (a.) Being without veins or nerves, as the leaves of certain plants..
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..
Vessel :: Vessel (n.) Any tube or canal in which the blood or other fluids are contained, secreted, or circulated, as the arteries, veins, lymphatics, etc..
Seam :: Seam (n.) A thin layer or stratum; a narrow vein between two thicker strata; as, a seam of coal..
Emulgent :: Emulgent (a.) Pertaining to the kidneys; renal; as, emulgent arteries and veins..
Pampiniform :: Pampiniform (a.) In the form of tendrils; -- applied especially to the spermatic and ovarian veins.
Phlebitis :: Phlebitis (n.) Inflammation of a vein.
Navus :: Navus (n.) A spot or mark on the skin of children when born; a birthmark; -- usually applied to vascular tumors, i. e., those consisting mainly of blood vessels, as dilated arteries, veins, or capillaries..
Urry :: Urry (n.) A sort of blue or black clay lying near a vein of coal.
Lymph :: Lymph (n.) An alkaline colorless fluid, contained in the lymphatic vessels, coagulable like blood, but free from red blood corpuscles. It is absorbed from the various tissues and organs of the body, and is finally discharged by the thoracic and right lymphatic ducts into the great veins near the heart..
Leader :: Leader (n.) A branch or small vein, not important in itself, but indicating the proximity of a better one..
Innominate :: Innominate (a.) A term used in designating many parts otherwise unnamed; as, the innominate artery, a great branch of the arch of the aorta; the innominate vein, a great branch of the superior vena cava..
Emissary :: Emissary (a.) Applied to the veins which pass out of the cranium through apertures in its walls.
Veined :: Veined (imp. & p. p.) of Vei.
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