Use the SET DEFAULT command  to  temporarily  set  your  default  CDD
  directory.   Only  dictionary  directories  or subdictionaries can be
  used as default directories.

  Command Syntax:

  SET DEFAULT path-name

1  –  parameters

  path-name

  Specifies the default directory.  You cannot  use  wildcards  in  the
  path  name.  If you are using a terminal of the VT200 family, you can
  use 8-bit characters in path names.

  Type "HELP specify path-name" for further information.

2  –  privileges

  You  need  PASS_THRU  at   the   target   dictionary   directory   or
  subdictionary  and  all  of its ancestors in order to set the default
  directory.