(Or "released verSIon", "baseline") A verSIon of a piece of software which has been made public (as opposed to a verSIon that is in development, or otherwise unreleased). A release is either a major release, a reviSIon, or a bugfix. Pre-release verSIons may be called alpha test, or {beta test} verSIons. See change management. (1996-08-04)