GNOME Definition
GNOME is an open-source desktop environment for operating systems. GNOME was an acronym for GNU Network Object Model Environment, however, the GNOME Project dropped it because it is no longer reflects its vision. It was started in 1997 by Miguel de Icaza and Federico Mena. It is the default desktop environment for Fedora, Debian, Ubuntu, SUSE Linux Enterprise, RHEL, CentOS, Oracle Linux, and many other major distributions.