2 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
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}.
From WordNet r 1.6 [wn]:
vena
n : a blood vessel that carries blood from the capillaries
toward the heart; all veins except the pulmonary carry
unaerated blood [syn: {vein}]
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