cissoïde
\si.sɔ.id\
The verdict
“cissoïde” is uncommon French (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency French
- 8
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Courbe du troisième degré s’enroulant comme le lierre.
Corpus desk
Index FR-cissoide · cissoïde · French
cissoïde · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 8 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "C" 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 | cissoïde |
| Language | French |
| Part of speech | Noun |
| IPA | \si.sɔ.id\ |
| Letters | 8 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Longue queue: rang de « cissoïde » en français
Rare enough to double-check
cissoïde is uncommon French outside the top frequency list, classed as anoun, transcribed \si.sɔ.id\. Rarity is why readers land here mid-draft. Gloss: "Courbe du troisième degré s’enroulant comme le lierre.".
No misspelling variants are generated for cissoïde in our index, since its letter pattern doesn't lend itself to common typo substitutions. No close-neighbour confusable shows up for this headword in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
This headword's origin isn't recorded in our source data, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct French form is cissoïde, spelled C-I-S-S-O-Ï-D-E.
Definition
- 1Courbe du troisième degré s’enroulant comme le lierre.
Recorded use
Wiktionary examplesThese source excerpts show how cissoïde appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Dioclès serait l’inventeur de la cissoïde.
La combinaison de plusieurs compas composés permet de construire une foule de courbes célèbres : la cissoïde de Dioclès, le limaçon de Pascal, les coniques, les ovales de Descartes, la lemniscate, l’ellipse de Cassini, la cardioïde, etc.
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.