supercarburant

\sy.pɛʁ.kaʁ.by.ʁɑ̃\

/\sy.pɛʁ.kaʁ.by.ʁɑ̃\/ noun

The verdict

“supercarburant” is uncommon French (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency French
14
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Carburant ayant un indice d'octane élevé (indice « recherche » habituellement supérieur à 95).

Corpus desk

Index FR-supercarburant · supercarburant · French

supercarburant · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 14 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.

Key facts for supercarburant
PropertyValue
Headwordsupercarburant
LanguageFrench
Part of speechNoun
IPA\sy.pɛʁ.kaʁ.by.ʁɑ̃\
Letters14
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « supercarburant » en français

supercarburantn'entre pas dans le top 100.000 du français: zone de termes techniques, archaïques ou rares.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

supercarburant is uncommon French outside the top frequency list, classed as anoun, transcribed \sy.pɛʁ.kaʁ.by.ʁɑ̃\. Rarity is why readers land here mid-draft. Gloss: "Carburant ayant un indice d'octane élevé (indice « recherche » habituellement supérieur à 95).".

supercarburant doesn't appear in our generated misspelling index, a sign its spelling follows regular French conventions. No close-neighbour confusable shows up for this headword in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

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 supercarburant, spelled S-U-P-E-R-C-A-R-B-U-R-A-N-T.

Definition

  1. 1
    Carburant ayant un indice d'octane élevé (indice « recherche » habituellement supérieur à 95).

Recorded use

Wiktionary examples

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

  1. Est dénommé « supercarburant » le mélange d'hydrocarbures d'origine minérale ou de synthèse, destiné notamment à l'alimentation des moteurs thermiques à allumage commandé, répondant aux spécifications suivantes : […] h) Indice d'octane (méthode « Recherche ») : au moins égal à 97 et au plus égal à 99.
  2. Son œil s'attarde pourtant sur la jauge d’essence. Impitoyable, l’aiguille marque zéro. Par quel miracle, le réservoir où Mr. Smith a versé de ses mains, au moment du départ, soixante-dix litres de supercarburant, a-t-il pu se vider subitement ?

Synonyms

Antonyms

ordinaireessence ordinaireessence régulière

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.

Frequently Asked Questions

How do you spell "supercarburant"?
"supercarburant" is spelled S-U-P-E-R-C-A-R-B-U-R-A-N-T. The IPA pronunciation is \sy.pɛʁ.kaʁ.by.ʁɑ̃\.
What does "supercarburant" mean?
As a noun, "supercarburant" means: Carburant ayant un indice d'octane élevé (indice « recherche » habituellement supérieur à 95).
How do you pronounce "supercarburant"?
The IPA (International Phonetic Alphabet) transcription for "supercarburant" is \sy.pɛʁ.kaʁ.by.ʁɑ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "supercarburant" come from?
"supercarburant" is a French word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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.

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

Source: FrequencyWords open word-frequency list