Specifies the default search path list for the set userdict option. The search list is the paths to dictionary directories containing user-defined dictionaries for the spelling checker. Specify the directory path containing dictionaries.

The symbolic parameters %H and %Dsymbolic parameters for path list variables may be specified as part of the search path.

If you want to make dictionary files automatically available, use the percorso Arbortext\custom\dictionaries directory to load them automatically upon startup (avoiding the need to set an environment variable).