noon

/nuːn/

//nuːn// noun

By · According to Wiktionary data (CC BY-SA) ·

"noon" is a 4-letter English headword indexed on PlainSpell.

The verdict

“noon” sits in 20 confusable pairs (corpus #5,988) as a noun. The look-alike neighbours are the real trap.

#5,988
frequency rank, English
1,534
“N” headwords
4
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The time of day when the Sun seems to reach its highest point in the sky; solar noon.

Corpus desk

Index EN-noon · noon · English

noon · rank #5,988 · 4 variants · 20 confusables

  • FREQ-COMMON #5,988
  • LEN-MID 4 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-LOW 4 variants
  • BOOK-MID 1,534
  • PHOTO-FINISH neighbor

Nearest frequency peer: neighbor (-1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Frequency neighbours of confusable “noon”

Peers at similar corpus weight, separate from look-alike pairs below

corpus weight

What this shows Bars place “noon” against nearest ranked English headwords, not a reprint of the confusable-pair desk.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

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

noon vs not
50% similar
noon vs now
50% similar
noon vs nor
50% similar

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

Key facts for noon
PropertyValue
Headwordnoon
LanguageEnglish
Part of speechNoun
IPA/nuːn/
Letters4
Frequency rank#5,988
Misspellings tracked4
Confusable pairs20
SourceWiktionary (kaikki.org)

Corpus rank beside confusables of “noon”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).noonlands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “neighbor” (#5,987), “nowadays” (#5,989), “nearest” (#5,986). Among 1,534 “N” headwords, “noon” is #5,988. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for noon is neighbouring look-alikes ("not", "now", …), not just typos; it is anoun pronounced /nuːn/. Frequency #5,988 among 1,534 “N” headwords. 5 recorded senses keep meaning in play.

Our generated misspelling index lists 4 likely wrong-spelling variants for noon, with forms such as "nnoon", "nono", and "noonn". 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, "not", "now", "nor", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Middle English noen, none, non, from Old English nōn (“the ninth hour”), from a Germanic borrowing of classical Latin nōna (“ninth hour”) (short for nōna hōra), feminine of nōnus (“ninth”). Cognate with Dutch noen, obsolete German Non, Norwegian non. The correct English form is noon, spelled N-O-O-N.

Definition

  1. 1
    The time of day when the Sun seems to reach its highest point in the sky; solar noon.
  2. 2
    The time of day when the Sun seems to reach its highest point in the sky; solar noon.
  3. 3
    The corresponding time in the middle of the night; midnight.
  4. 4
    The ninth hour of the day counted from sunrise; around three o'clock in the afternoon.
  5. 5
    The highest point; culmination.

Recorded use

Wiktionary examples

These source excerpts show how noon appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. On Saturdays, I love to have a lie-in until noon.
  2. The race is due to start at noon sharp.

Etymology

From Middle English noen, none, non, from Old English nōn (“the ninth hour”), from a Germanic borrowing of classical Latin nōna (“ninth hour”) (short for nōna hōra), feminine of nōnus (“ninth”). Cognate with Dutch noen, obsolete German Non, Norwegian non.

Synonyms

nonesmiddaynonesnoontidetwelvemiddaynoon of nightmidnightcapstoneapex

Antonyms

midnight

This word in other languages

mediodía(Español)midi(Français)Mittag(Deutsch)

Common misspellings

Also misspelled as:

  • nnoon
  • nono
  • noonn
  • onon

Misspelling Pattern Breakdown

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

nnoon1nono2noonn1onon2
Edit distance from "noon"

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 "noon"?
"noon" is spelled N-O-O-N. The IPA pronunciation is /nuːn/.
What does "noon" mean?
As a noun, "noon" means: The time of day when the Sun seems to reach its highest point in the sky; solar noon.
What words are commonly confused with "noon"?
"noon" is commonly confused with "not", "now", "nor". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "noon"?
The IPA (International Phonetic Alphabet) transcription for "noon" is /nuːn/. 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 "noon"?
From Middle English noen, none, non, from Old English nōn (“the ninth hour”), from a Germanic borrowing of classical Latin nōna (“ninth hour”) (short for nōna hōra), feminine of nōnus (“ninth”). Cognate with Dutch noen, obsolete German Non, Norweg... 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "noon", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 4 letters (nearest by frequency rank).

mild#5,982rage#6,004grip#5,968silk#6,011

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

Source: FrequencyWords open word-frequency list