Cannonical a. : Of or pertaining to a canon; established by, or according to a , canon or canons.

Example:


Taxonomy
canonical, canon, computer science, isomorphism, canonical form, free encyclopedia, mathematics, coordinates, data model, canonical format, conjugate, Religion, Literature and art, the Roman, body, scriptures, canonical texts, canonical decomposition.

Defination from the web:
Cannonical) Jump to: navigation, search. For the free software company, see Canonical Ltd. ... Canon comes from the Greek word kanon, "rule" (perhaps originally from kanna "reed", cognate to cane), and is used in various meanings. ...