The Collaborative International Dictionary
Vena portae
Vena \Ve"na\, n.; pl. Ven[ae]. [L. See Vein.] A vein.
Vena cava; pl. Ven[ae] cav[ae]. [L., literally, hollow vein.] (Anat.) Any one of the great systemic veins connected directly with the heart.
Vena contracta. [L., literally, contracted vein.] (Hydraulics) The contracted portion of a liquid jet at and near the orifice from which it issues.
Vena port[ae]; pl. Ven[AE] port[ae]. [L., literally, vein of the entrance.] (Anat.) The portal vein of the liver. See under Portal.
WordNet
vena portae
n. a short vein that carries blood into the liver [syn: portal vein, hepatic portal vein, portal]