postcava

from WordNet (r) 3.0 (2006)

postcava
    n 1: receives blood from lower limbs and abdominal organs and
         empties into the posterior part of the right atrium of the
         heart; formed from the union of the two iliac veins [syn:
         {inferior vena cava}, {postcava}]

from The Collaborative International Dictionary of English v.0.48

Postcava \Post"ca`va\, n.; pl. {Postcav[ae]} . [NL. See {Post-},
   and {Cave}, n.] (Anat.)
   The inferior vena cava. -- {Post"ca`val}, a. --B. G. Wilder.
   [1913 Webster]

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