A dictionary object is an associative array zero or more pairs of objects. The first element of the pair is the key and the second is the value. The key must be a name. The value can be any kind of object, including another dictionary. If the value is NULL, the pair is treated as if it does not exist.

The dictionary is enclosed in double angle brackets. <<...>>

<<
/Type /Stuff
/Thing /something
/Text (this is a string)
/Version 1.0
>>