/ˈpɔ:tl ||; ˈpɔrtḷ/noun [C] a WEB SITE that is used as a point of entry to the Internet, where information has been collected that will be useful to a person interested in particular kinds of things （与因特网联网的）门户网站，门户站点: a business/health/children's portal 商业╱保健╱儿童门户网站