décélérer

\de.se.le.ʁe\

/\de.se.le.ʁe\/ verb

The verdict

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

Unranked
below top-frequency French
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Ralentir.

Corpus desk

Index FR-decelerer · décélérer · French

décélérer · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "D" 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 décélérer
PropertyValue
Headworddécélérer
LanguageFrench
Part of speechVerb
IPA\de.se.le.ʁe\
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « décélérer » en français

décélérerreste hors des 100.000 mots français les plus fréquents, dans la longue queue du vocabulaire technique, archaïque ou rare, là où le doute d'orthographe frappe.

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

Rare enough to double-check

décélérer is uncommon French outside the top frequency list, classed as averb, transcribed \de.se.le.ʁe\. Rarity is why readers land here mid-draft. 3 senses are on record.

décélérer has no tracked misspelling variants, 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 its spelling is unusual enough that it doesn't cluster with a lookalike.

Our source data has no etymology on file for this entry, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct French form is décélérer, spelled D-É-C-É-L-É-R-E-R.

Definition

  1. 1
    Ralentir.
  2. 2
    Relever le pied sur l’accélérateur d’une automobile.
  3. 3
    Diminuer la vitesse, le régime d’un moteur.

Recorded use

Wiktionary examples

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

  1. Et ce n’est pas près de décélérer puisque, aux côtés des États mentionnés plus haut, on en trouve d’autres tels que le New Hampshire et l'Idaho, qui ont récemment adopté des lois ou promulgué des règles définissant la manière dont les écoles et les collèges peuvent enseigner certaines matières.
  2. Lors d’un changement de rapport, il est nécessaire de décélérer pour éviter l’emballement du moteur.

Synonyms

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.

Frequently Asked Questions

How do you spell "décélérer"?
"décélérer" is spelled D-É-C-É-L-É-R-E-R. The IPA pronunciation is \de.se.le.ʁe\.
What does "décélérer" mean?
As a verb, "décélérer" means: Ralentir.
How do you pronounce "décélérer"?
The IPA (International Phonetic Alphabet) transcription for "décélérer" is \de.se.le.ʁe\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "décélérer" come from?
"décélérer" is a French word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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