Source : Free On-Line Dictionary of Computing

FDISK
     
         (Fixed disk utility) An {MS-DOS}
        utility program which prepares a {hard disk} so that it can be
        used as a {boot disk} and {file systems} can be created on it.
        {OS/2}, {NT}, {Windows 95}, {Linux}, and other {Unix} versions
        all have this command or something similar.
     
        (1996-12-23)