daltonien

\dal.tɔ.njɛ̃\

/\dal.tɔ.njɛ̃\/ noun

The verdict

“daltonien” is uncommon French (frequency #65,842 among 5,307 “D” headwords), classed as a noun. The kind of spelling people second-guess.

#65,842
frequency rank, French
5,307
“D” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Personne atteinte de daltonisme, c’est-à-dire ne différenciant pas certaines couleurs.

Corpus desk

Index FR-daltonien · daltonien · French

daltonien · rank #65,842 · 0 variants · 0 confusables

  • FREQ-RARE #65,842
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,307
  • PHOTO-FINISH dade

Nearest frequency peer: dade (-1 rank slots)

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.

Rangs de longue queue près de « daltonien »

Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court

corpus weight

What this shows Vue de longue queue: où « daltonien » se situe face à des rangs français aussi rares.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for daltonien
PropertyValue
Headworddaltonien
LanguageFrench
Part of speechNoun
IPA\dal.tɔ.njɛ̃\
Letters9
Frequency rank#65,842
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « daltonien » en français

De gauche à droite: le peu qui porte la parole quotidienne, puis la longue queue quasi invisible.daltonientombe dans cette queue de rareté:

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

L'axe est logarithmique: chaque tic marque environ dix fois moins de fréquence. Voisins rares de la même bande: « dade » (#65,841), « dansais » (#65,843), « datations » (#65,844). Parmi 5,307 lemmes en « D », « daltonien » est au #65,842. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

daltonien is uncommon French at frequency #65,842 among 5,307 “D” headwords, classed as anoun, transcribed \dal.tɔ.njɛ̃\. Rarity is why readers land here mid-draft. Gloss: "Personne atteinte de daltonisme, c’est-à-dire ne différenciant pas certaines couleurs.".

daltonien doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. This headword has no recorded confusable partner, since nothing in our dataset looks or sounds close enough to cause mix-ups.

This entry's etymology isn't recorded, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct French form is daltonien, spelled D-A-L-T-O-N-I-E-N.

Definition

  1. 1
    Personne atteinte de daltonisme, c’est-à-dire ne différenciant pas certaines couleurs.

Recorded use

Wiktionary examples

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

  1. La première question que l’on pose toujours concernant le daltonisme est : « Comment le daltonien voit-il le monde qui l’entoure? »
  2. Georges déclara à Liane qu’elle était une ravissante petite fée bleue ; elle portait une robe verte. Georges n’était pas daltonien, il savait surprendre les femmes.

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 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "daltonien"?
"daltonien" is spelled D-A-L-T-O-N-I-E-N. The IPA pronunciation is \dal.tɔ.njɛ̃\.
What does "daltonien" mean?
As a noun, "daltonien" means: Personne atteinte de daltonisme, c’est-à-dire ne différenciant pas certaines couleurs.
How do you pronounce "daltonien"?
The IPA (International Phonetic Alphabet) transcription for "daltonien" is \dal.tɔ.njɛ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "daltonien" come from?
"daltonien" is a French word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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 French words by spelling shape

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

Same letter count

Frequency-ranked French headwords with 9 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list