DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Porta \Por"ta\, n.; pl. Port[ae]. [L., a gate. See Port a
      hole.] (Anat.)
      (a) The part of the liver or other organ where its vessels
          and nerves enter; the hilus.
      (b) The foramen of Monro. --B. G. Wilder.
          [1913 Webster]