canon

US /ˈkæn.ən/
UK /ˈkæn.ən/
"canon" picture
1.

a general law, rule, principle, or criterion by which something is judged

:
The decision was made according to the established canon of the organization.
He adheres strictly to the canons of good taste.
2.

a collection or list of sacred books accepted as genuine

:
The biblical canon includes the Old and New Testaments.
Scholars debate the inclusion of certain texts in the literary canon.
3.

the works of a writer that are accepted as authentic

:
Shakespeare's canon includes 37 plays.
Many literary critics study the author's entire canon.
4.

a piece of music in which a melody is imitated by one or more parts at different intervals

:
Pachelbel's Canon in D is a very famous classical piece.
The choir sang a beautiful canon.