* Standard or criterion: A canon can also refer to a standard or criterion used to judge or evaluate something. For example, the canon of literary criticism refers to the set of standards used to judge literary works.
* List or inventory: A canon can also refer to a list or inventory, especially of books or works considered to be authoritative or important. For example, the canon of the Bible refers to the list of books that are considered to be inspired and authoritative by a particular religious tradition.