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2 definitions found

From: Webster's Revised Unabridged Dictionary (1913)

 Ve·na n.; pl. Venae   A vein.
 Vena cava; pl. Venae cavae. [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 portae; pl. Venae portae. [L., literally, vein of the entrance.] Anat. The portal vein of the liver. See under Portal.
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From: WordNet (r) 2.0

 vena portae
      n : a short vein that carries blood into the liver [syn: portal
           vein, hepatic portal vein, portal]