canon

/ˈkæn.ən/

//ˈkæn.ən// noun

"canon" is a 5-letter English headword indexed on PlainSpell.

The verdict

“canon” is a regularly-used English word, ranked #5,940 in English word frequency and used as a noun.

#5,940
frequency rank, English
5
letters
6
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A generally accepted principle; a rule.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

canon vs CNN
0% similar
canon vs con
60% similar
canon vs Cao
40% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for canon
PropertyValue
Headwordcanon
LanguageEnglish
Part of speechNoun
IPA/ˈkæn.ən/
Letters5
Frequency rank#5,940
Misspellings tracked6
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “canon” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). canon lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for canon is 5 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈkæn.ən/. Corpus data places it at rank #5,940 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 14 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 6 likely wrong-spelling variants for canon, with forms such as "acnon", "canno", and "canonn". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 20 confusable-pair relationships, "CNN", "con", "Cao", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From Middle English canoun, from Old French canon and Old English canon, both from Latin canōn, from Ancient Greek κανών (kanṓn, “measuring rod, standard”), akin to κάννα (kánna, “reed”), from Semitic (compare Hebrew קָנֶה (qane, “reed”) and Arabic قَنَاة (… The correct English form is canon, spelled C-A-N-O-N.

Definition

  1. 1
    A generally accepted principle; a rule.
  2. 2
    A generally accepted principle; a rule.
  3. 3
    A group of literary works that are generally accepted as representing a field.
  4. 4
    The works of a writer that have been accepted as authentic.
  5. 5
    A eucharistic prayer, particularly the Roman Canon.
  6. 6
    A religious law or body of law decreed by the church.
  7. 7
    A catalogue of saints acknowledged and canonized in the Roman Catholic Church.
  8. 8
    In monasteries, a book containing the rules of a religious order.
  9. 9
    A piece of music in which the same melody is played by different voices, but beginning at different times; a round.
  10. 10
    A rent or stipend payable at some regular time, generally annual, e.g., canon frumentarius
  11. 11
    Those sources, especially including literary works, which are considered part of the main continuity regarding a given fictional universe; (metonymic) these sources' content.
  12. 12
    Alternative form of cannon (“rolled and filleted loin of meat”).
  13. 13
    A large size of type formerly used for printing the church canons, standardized as 48-point.
  14. 14
    The part of a bell by which it is suspended; the ear or shank of a bell.

Etymology

From Middle English canoun, from Old French canon and Old English canon, both from Latin canōn, from Ancient Greek κανών (kanṓn, “measuring rod, standard”), akin to κάννα (kánna, “reed”), from Semitic (compare Hebrew קָנֶה (qane, “reed”) and Arabic قَنَاة (qanāh, “reed”)). Doublet of qanun. See also cane, cannon, canyon, canal.

Synonyms

French canon

This word in other languages

Common misspellings

Also misspelled as: acnon,canno,canonn,caonn,ccanon,cnaon

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of canon - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

acnon2canno2canonn1caonn2ccanon1cnaon2
Edit distance from "canon"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "canon"?
"canon" is spelled C-A-N-O-N. The IPA pronunciation is /ˈkæn.ən/.
What does "canon" mean?
As a noun, "canon" means: A generally accepted principle; a rule.
What words are commonly confused with "canon"?
"canon" is commonly confused with "CNN", "con", "Cao". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "canon"?
The IPA (International Phonetic Alphabet) transcription for "canon" is /ˈkæn.ən/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "canon"?
From Middle English canoun, from Old French canon and Old English canon, both from Latin canōn, from Ancient Greek κανών (kanṓn, “measuring rod, standard”), akin to κάννα (kánna, “reed”), from Semitic (compare Hebrew קָנֶה (qane, “reed”) and Arabi... See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “canon”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is C-A-N-O-N - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈkæn.ən/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “CNN” - see the side-by-side comparison. canon vs CNN
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list