coup de chaleur

\ku də ʃa.lœʁ\

/\ku də ʃa.lœʁ\/ noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

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

Unranked
below top-frequency French
15
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Exposition à la chaleur ambiante (canicule, ambiance industrielle, incendie), sans thermorégulation qui entraîne une hyperthermie.

Key facts for coup de chaleur
PropertyValue
Headwordcoup de chaleur
LanguageFrench
Part of speechNoun
IPA\ku də ʃa.lœʁ\
Letters15
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “coup de chaleur” sits in French frequency

coup de chaleur falls outside the top-100,000 ranked French words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

coup de chaleur is uncommon French outside the top frequency list, classed as anoun, transcribed \ku də ʃa.lœʁ\. Rarity is why readers land here mid-draft. Gloss: "Exposition à la chaleur ambiante (canicule, ambiance industrielle, incendie), sans thermorégulation qui entraîne une hyperthermie.".

The misspelling generator found no plausible variants for coup de chaleur, since its letter pattern doesn't lend itself to common typo substitutions. No confusable counterpart is on file for this word, since its spelling is unusual enough that it doesn't cluster with a lookalike.

This entry carries no recorded etymology, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is coup de chaleur, spelled C-O-U-P- -D-E- -C-H-A-L-E-U-R.

Definition

  1. 1
    Exposition à la chaleur ambiante (canicule, ambiance industrielle, incendie), sans thermorégulation qui entraîne une hyperthermie.

Synonyms

coup de chaudstress thermique

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 "coup de chaleur"?
"coup de chaleur" is spelled C-O-U-P- -D-E- -C-H-A-L-E-U-R. The IPA pronunciation is \ku də ʃa.lœʁ\.
What does "coup de chaleur" mean?
As a noun, "coup de chaleur" means: Exposition à la chaleur ambiante (canicule, ambiance industrielle, incendie), sans thermorégulation qui entraîne une hyperthermie.
How do you pronounce "coup de chaleur"?
The IPA (International Phonetic Alphabet) transcription for "coup de chaleur" is \ku də ʃa.lœʁ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "coup de chaleur" come from?
"coup de chaleur" 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.

Using “coup de chaleur”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct French spelling is C-O-U-P- -D-E- -C-H-A-L-E-U-R - every other letter order is a misspelling in standard orthography.
  • Say it as \ku də ʃa.lœʁ\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more French words and confusable pairs in the same reference. French words
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.

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

Source: FrequencyWords open word-frequency list