Definition: A web-based site that serves as a single point of access to information online by offering a collection of links to a diverse range of resources on a single topic. A portal can also offer tiered access, offering each user varying levels of access to specific data, reports, etc. based on their individual roles.
Source: Taken from Data Quality Campaign (DQC), http://dataqualitycampaign.org/files/DFA2012_Survey_Glossary.pdf
DaSy Framework Component: System Design and Development