A community-developed Linux-based operating system that can be used on desktops, laptops and servers. The operating system includes a variety of applications including those for word processing, e-mail applications, Web server software and also programming tools. Ubuntu is free of charge, including enterprise releases and security updates. It also comes with full commercial support from Canonical. Ubuntu is available in both a desktop and server edition.
See “Technology Terms to Know for 2009” in the Did You Know…? section of Webopedia.