Definition - What does Canonical mean?
Canonical, in computer science, is the standard state or behavior of an attribute. This term is borrowed from mathematics, where it is used to refer to concepts that are unique and/or natural.
Also known as canonicity or canonicality.
Techopedia explains Canonical
The term canonical depicts the standard state or manner of something. For instance, the XML signature defines canonicalization as a process to convert XML content to canonical form. In enterprise application integration, on the other hand, the canonical model is a design pattern that is used to communicate between different data formats where another format, the canonical format, is introduced.