astigmatisme
\a.stiɡ.ma.tism\
The verdict
“astigmatisme” is uncommon French (frequency #96,624 among 6,727 “A” headwords), classed as a noun. The kind of spelling people second-guess.
- #96,624
- frequency rank, French
- 6,727
- “A” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Inégalité de courbure des milieux réfringents de l’œil.
Corpus desk
Index FR-astigmatisme · astigmatisme · French
astigmatisme · rank #96,624 · 0 variants · 0 confusables
- FREQ-RARE #96,624
- LEN-MEGA 12 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 6,727
- PHOTO-FINISH assureraient
Nearest frequency peer: assureraient (-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 « astigmatisme »
Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court
- aspirées
aspirées
3,380 corpus weight
- assureraient
assureraient
3,378 corpus weight
- astigmatisme
astigmatisme
3,377 corpus weight
- attardons
attardons
3,376 corpus weight
- atteignables
atteignables
3,375 corpus weight
- attendrit
attendrit
3,374 corpus weight
What this shows Vue de longue queue: où « astigmatisme » se situe face à des rangs français aussi rares.
| Property | Value |
|---|---|
| Headword | astigmatisme |
| Language | French |
| Part of speech | Noun |
| IPA | \a.stiɡ.ma.tism\ |
| Letters | 12 |
| Frequency rank | #96,624 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Longue queue: rang de « astigmatisme » en français
Rare enough to double-check
astigmatisme is uncommon French at frequency #96,624 among 6,727 “A” headwords, classed as anoun, transcribed \a.stiɡ.ma.tism\. Rarity is why readers land here mid-draft. Gloss: "Inégalité de courbure des milieux réfringents de l’œil.".
astigmatisme has no tracked misspelling variants, which points to an orthography that plays by predictable French rules. This headword has no recorded confusable partner, a sign it's visually distinctive enough not to be mixed up with another word.
No documented word history exists for this headword, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is astigmatisme, spelled A-S-T-I-G-M-A-T-I-S-M-E.
Definition
- 1Inégalité de courbure des milieux réfringents de l’œil.
Recorded use
Wiktionary exampleThese source excerpts show how astigmatisme appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Il faut remarquer que la netteté de l’épreuve dépend aussi des corrections d’aplanétisme et d’astigmatisme de l’objectif qui sont souvent limitées à l’ordre de grandeur angulaire qui vient d’être indiqué.
This word in other languages
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
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Similar French words by spelling shape
Same letter count and similar misspelling depth for "astigmatisme", not the corpus desk frequency band.
Same letter count
Frequency-ranked French headwords with 12 letters (nearest by frequency rank).