Word Study
vena
CIDE DICTIONARY
vena, n. [L. See Vein.].
A vein. [1913 Webster]
Vena cava; pl. Venæ cavæ . [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 portæ; pl. VenÆ portæ . [L., literally, vein of the entrance.] (Anat.) The portal vein of the liver. See under Portal .
ROGET THESAURUS
vena
Conduit
N conduit, channel, duct, watercourse, race, head race, tail race, abito, aboideau, aboiteau, bito, acequia, acequiador, acequiamadre, arroyo, adit, aqueduct, canal, trough, gutter, pantile, flume, ingate, runner, lock-weir, tedge, vena, dike, main, gully, moat, ditch, drain, sewer, culvert, cloaca, sough, kennel, siphon, piscina, pipe, funnel, tunnel, water pipe, waste pipe, emunctory, gully hole, artery, aorta, pore, spout, scupper, adjutage, ajutage, hose, gargoyle, gurgoyle, penstock, weir, flood gate, water gate, sluice, lock, valve, rose, waterworks, pipeline, vascular.For further exploring for "vena" in Webster Dictionary Online