tcsh: tcsh (C shell) tcsh: tcsh: tcsh is an enhanced but completely compatible version of the Berkeley tcsh: UNIX C shell, csh(1). It is a command language interpreter usable both tcsh: as an interactive login shell and a shell script command processor. It tcsh: includes a command-line editor, programmable word completion, spelling tcsh: correction, a history mechanism, job control, and a C-like syntax. tcsh: tcsh: tcsh: tcsh: