sinusoïdal
\si.ny.zɔ.i.dal\
The verdict
“sinusoïdal” is uncommon French (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.
- Unranked
- below top-frequency French
- 10
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - En forme de sinusoïde.
Corpus desk
Index FR-sinusoidal · sinusoïdal · French
sinusoïdal · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 10 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "S" thin
- PHOTO-UNK Peer pending
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.
| Property | Value |
|---|---|
| Headword | sinusoïdal |
| Language | French |
| Part of speech | Adjective |
| IPA | \si.ny.zɔ.i.dal\ |
| Letters | 10 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “sinusoïdal” sits in French frequency
Rare enough to double-check
sinusoïdal is uncommon French outside the top frequency list, classed as anadjective, transcribed \si.ny.zɔ.i.dal\. Rarity is why readers land here mid-draft. Gloss: "En forme de sinusoïde.".
sinusoïdal has no tracked misspelling variants, typically a sign the spelling maps closely to how the word sounds. We don't track a confusable pairing for this entry, which typically means the spelling is too distinctive to be mistaken for another word.
No documented word history exists for this headword, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct French form is sinusoïdal, spelled S-I-N-U-S-O-Ï-D-A-L.
Definition
- 1En forme de sinusoïde.
Recorded use
Wiktionary examplesThese source excerpts show how sinusoïdal appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Sous une grosse souche, le terrier y avait été creusé. Je n’avais pas besoin de voir celui-là pour savoir avec quel soin il avait été fouillé suivant une ligne sinusoïdale, de façon que l’eau ne risquât point d’inonder le logement de la louve.
Il n’est point de Révolution que bientôt ne suive une réaction, suivant ce rythme sinusoïdal qui semble la démarche éternelle de l’esprit humain.
Antonyms
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). See the methodology for how each field is sourced and updated.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
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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.