Google Feedburner

FeedBurner is a web feed management provider launched in 2004. FeedBurner provides custom RSS feeds and management tools to s, podcasters, and other web-based content publishers.
en.wikipedia.org/wiki/FeedBurner

a professional feed management system.
www.blogtipper.com/glossary-of-blogging-terms/

A web company (acquired by Google recently) that provides added servers for website owners that publish an RSS feed. It is a free service, and it allows you to make your feed more human friendly, to add special features, and to collect data and statistics about your subscribers.
www.dailyblogtips.com/the-bloggers-glossary/

is a web service that helps manage the RSS-feeds (see below) for your website.
www.galaxyninja.com/glossary/

Feed Burner is a ‘must-have’ Google company/tool allowing web sites, blogs and podcasts to "burn" content into a simple way for readers to subscribe, including email.
www.prosocialmedia.com/smo/glossary.html

is an external service, provided by Google, for monitoring subscriptions to your feeds. It also provides an email subscription service and the ability to automatically tweet your blog posts.
blogs.lse.ac.uk/help/glossary/