(anatomy) A short venous trunk of the face that is formed by the union of veins from the pterygoid plexus and that joins with the superficial temporal vein to form a vein which contributes to the formation of the external jugular vein.

(geology) A crack in the surface of the Earth which contains mineral matter.

plural of Giacomini vein

plural of fissure vein

(nonstandard) Alternative spelling of azygos vein

plural of renal vein

(anatomy) Either of the two large veins of which each drains blood from one of the kidneys and empties into the inferior vena cava.

(anatomy) A vein that drains blood from the spleen and empties into the hepatic portal vein.

(anatomy) a vein running up the right side of the thoracic vertebral column draining itself towards the superior vena cava

(pathology) An abnormally swollen or dilated vein. / (in the plural) The medical condition of having such veins, especially in the legs.