DictionaryAI

canon

USKAN-uhn/ˈkæn.ən/

Pluralcanons

Often confused with cannon

16 meanings of canon

Practice

  1. 1
    classic worksnouncountable or uncountable
    The set of works accepted as the most important in a field, or as truly written by one author.

    Her English class read only books from the canon.

    Some teachers want to add more women writers to the canon.

    UsageDon't mix up canon (accepted works) with cannon (a big gun).

    Note
  2. 2
    official storylinenounslanguncountable
    In fan talk, the official stories of a fictional world and what happens in them.

    In canon, the hero grew up on a farm, but many fan stories change that.

    Fans argued about whether the new show counted as canon.

    UsageOften used in according to canon or part of canon.

    Note
  3. 3
    cathedral priestnouncountable
    A member of the clergy who serves at a cathedral or a similar large church.

    The canon led the evening service at the cathedral.

    She was made a canon after twenty years of work for the church.

    UsageUsed as a title: Canon Smith.

    Note
  4. 4
    church lawnouncountable or uncountable
    A law made by a church, or all of a church's laws together.

    The priest explained that canon law does not allow it.

    The bishops met to write new canons for the church.

    UsageOften canon law.

    Similardecree, ordinance, law

  5. 5
    nouncountable
    The group of holy books that a religion accepts as real and official, such as the books of the Bible.

    Some early Christian writings were never added to the canon of the Bible.

    Our pastor explained why a few old gospels are not part of the canon.

    Note
  6. 6
    general principlenouncountable or uncountable
    An accepted rule or set of rules about how something should be done or judged.

    Honesty is one of the basic canons of good journalism.

    The judge followed the canon that a person is innocent until proven guilty.

    UsageOften the canons of something.

    Similarrule, principle, standard, norm, criterion

    Note
  7. 7
    musical roundnouncountable or uncountable
    A piece of music where different voices sing or play the same tune, each one starting after the last.

    The choir sang a simple canon, with the second group starting two beats later.

    We learned a canon in music class and sang it in three parts.

  8. 8
    big gunnounnonstandard
    A wrong spelling of cannon, the big gun. It was correct long ago but is a mistake now.
    Note
  9. 9
    adjectiveslangabbreviationclipping
    Short for canonical. Fans use it to mean officially part of a fictional world's story.

    That scene is canon, so it really happened in the story.

    The fan film is fun, but it is not canon.

    UsageSay it's canon; the opposite is non-canon.

    Oppositenon-canon

    Note
  10. 10
    religious order membernouncountable
    Someone who belongs to one of several Roman Catholic religious orders and is called a canon regular.

    The canons of the abbey rose before dawn to sing the morning prayers.

    A canon from the nearby priory came to teach at the school.

    UsagePlural: canons regular.

    Note

Practice

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Origins

Meanings 1–2, 4–7, 11–16

It comes through Latin from a Greek word meaning "measuring rod" or "standard".

Checked 1 Nov 2026 · 2 facts

Meanings 3, 10

It comes from Middle English canoun, from the Latin word canonicus.

Checked 1 Nov 2026 · 1 fact

  • Canon derives from Middle English canoun and ultimately from Latin canonicus. en.wiktionary.org