Root

1. Also known as an admin, administrator, and gatekeeper this account is a super user on a computer and/or network and has complete control over it. When referring to a Unix / Linux computer this user is often known as root and on a Windows computer and network this user is often referred to as an administrator. However, each of these terms is interchangeable.

2. The highest level in a directory hierarchy. For example, in MS-DOS, the root of the primary hard disk drive would C:\.

Also see: Administrative, BOFH, Full rights, Hierarchical file system, Home, Moderator, Op, Owner, Power user, Remote admin, Security definitions, Sysop