|1.||an entrance, gateway, or doorway, esp one that is large and impressive|
|2.||any entrance or access to a place|
|3.||computing an internet site providing links to other sites|
|a. of or relating to a portal vein: hepatic portal system|
|b. of or relating to a porta|
|[C14: via Old French from Medieval Latin portāle, from Latin porta gate, entrance]|
portal por·tal (pôr'tl)
Of or relating to a porta or hilum.
Of or relating to the portal vein or the portal system.
Of or relating to a point of entrance to an organ, especially the transverse fissure of the liver, through which the blood vessels enter.
The portal vein.
The point of entry into the body of a pathogenic microorganism.
A Web site that provides a gateway to other Web sites.