(Roman Catholicism, with definite article) The Canon of the Mass.

(Christianity) Alternative letter-case form of canon: a member of a chapter.

(Christianity) Title for a canon.

A generally accepted principle or rule, and can also refer to a formally codified set of criteria for a particular artistic style of figurative art.

A group of literary works that are generally accepted as representing a field.

The works of a writer that have been accepted as authentic.

A eucharistic prayer, particularly the Roman Canon.

A religious law or body of law decreed by the church.

A catalogue of saints acknowledged and canonized in the Roman Catholic Church.

In monasteries, a book containing the rules of a religious order.

A piece of music in which the same melody is played by different voices, but beginning at different times; a round.

(Roman law) A rent or stipend payable at some regular time, generally annual, e.g., canon frumentarius

(fandom slang, uncountable) Those sources, especially including literary works, which are considered part of the main continuity regarding a given fictional universe.

(cooking) A rolled and filleted loin of meat; also called a cannon.

The part of a bell by which it is suspended; the ear or shank of a bell.

A clergy member serving a cathedral or collegiate church.

A canon regular, a member of any of several Roman Catholic religious orders.

Alternative spelling of qanun

Alternative spelling of cannon (“a carom in billiards”)

(fandom slang) Clipping of canonical.