portals

9 definitions • 15 examples

a way to get or do something:

The laptop is my portal to the outside world.

The Post Office has lost any sense that its core business is to provide a portal to delivery services.

a website or page on the internet that allows people, especially a group of people who are interested in a particular subject, to get useful information and to find other websites:

A number of large access providers offer portals to the Web for their own users.

There are a huge number of knit and crochet resources online, from trade association portals to blogs.

an entrance to a building, especially a large or important one:

Carrell's name remains above the portal to this day.

Passing through the portals of the BBC for the first time, she felt slightly nervous.

relating to an opening to an organ in the body, especially the opening where blood vessels (= thin tubes that carry blood) enter the liver (= a large organ that cleans the blood):

A liver biopsy reveals portal fibrosis.

Nerve fibres are abundant in the liver, particularly in the portal triads.

relating to a system in the body in which blood flows from capillaries (= very thin tubes) of one organ, through larger blood vessels (= tubes), to capillaries of another organ, before returning to the heart :

Ultimately these veins drain into the portal system.

The problem sometimes results from obstruction of the portal circulation.

relating to the portal vein (= a major vein in the body that leads to the liver):

Portal hypertension is a common related condition that is caused by liver damage.

Clotting time increases because the high portal pressure backs up blood into the spleen, destroying platelets.

a large and often highly decorated entrance to a building:

We entered the side portal of the cathedral.

a page on the World Wide Web that users can change so it shows information they want to see:

The portal lets you access specific information from anywhere in the site.

a website that collects information on a particular subject and has links (= connections) to other websites with related information:

Welcome to the Murray Portal, an educational resource for all those involved in teaching and learning.