This a negative reference to a named dictionary.
It is used to exclude or include a dictionary by name.
The reference starts with 1 or more !.
!
!<dictionary_name>
<dictionary_name>
!!<dictionary_name>
!!!<dictionary_name>
^(?=!+[^!*,;{}[]~\n]+$)(?=(.*\w)).+$
This a negative reference to a named dictionary.
It is used to exclude or include a dictionary by name.
The reference starts with 1 or more
!.!<dictionary_name>- Used to exclude the dictionary matching<dictionary_name>.!!<dictionary_name>- Used to re-include a dictionary matching<dictionary_name>. Overrides!<dictionary_name>.!!!<dictionary_name>- Used to exclude a dictionary matching<dictionary_name>. Overrides!!<dictionary_name>.