- noun an organisation that acts as a link between producers and customers in business dealings over the Internet. The aggregator selects products for sale over the Internet, sets prices, and ensures that orders are fulfilled.
- noun a website which collects news from other websites, allowing rapid syndication of information
- noun a website which collects syndicated news from other websites, often using RSS technology
- noun a piece of software which receives information from different sources and displays it on a desktop