décalage vers le rouge

\de.ka.laʒ vɛʁ lə ʁuʒ\

/\de.ka.laʒ vɛʁ lə ʁuʒ\/ noun

The verdict

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

Unranked
below top-frequency French
22
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Phénomène astronomique de décalage vers les grandes longueurs d’onde des raies spectrales et de l’ensemble du spectre — ce qui se traduit par un décalage vers le rouge pour le spectre visible — obs...

Key facts for décalage vers le rouge
PropertyValue
Headworddécalage vers le rouge
LanguageFrench
Part of speechNoun
IPA\de.ka.laʒ vɛʁ lə ʁuʒ\
Letters22
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “décalage vers le rouge” sits in French frequency

décalage vers le rouge 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

décalage vers le rouge is uncommon French outside the top frequency list, classed as anoun, transcribed \de.ka.laʒ vɛʁ lə ʁuʒ\. Rarity is why readers land here mid-draft. Gloss: "Phénomène astronomique de décalage vers les grandes longueurs d’onde des raies spectrales et de l’ensemble du spectre — ce qui se traduit par un décalage vers le rouge pour le spectre visible — obs...".

Our edit-distance generator produced no likely misspellings for décalage vers le rouge, since its letter sequence doesn't invite the usual edit-distance slips. No close-neighbour confusable shows up for this headword in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

No explicit etymology string is stored for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is décalage vers le rouge, spelled D-É-C-A-L-A-G-E- -V-E-R-S- -L-E- -R-O-U-G-E.

Definition

  1. 1
    Phénomène astronomique de décalage vers les grandes longueurs d’onde des raies spectrales et de l’ensemble du spectre — ce qui se traduit par un décalage vers le rouge pour le spectre visible — observé parmi les objets astronomiques lointains.

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 "décalage vers le rouge"?
"décalage vers le rouge" is spelled D-É-C-A-L-A-G-E- -V-E-R-S- -L-E- -R-O-U-G-E. The IPA pronunciation is \de.ka.laʒ vɛʁ lə ʁuʒ\.
What does "décalage vers le rouge" mean?
As a noun, "décalage vers le rouge" means: Phénomène astronomique de décalage vers les grandes longueurs d’onde des raies spectrales et de l’ensemble du spectre — ce qui se traduit par un décalage vers le rouge pour le spectre visible — obs...
How do you pronounce "décalage vers le rouge"?
The IPA (International Phonetic Alphabet) transcription for "décalage vers le rouge" is \de.ka.laʒ vɛʁ lə ʁuʒ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "décalage vers le rouge" come from?
"décalage vers le rouge" 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.

Using “décalage vers le rouge”

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

  • The one correct French spelling is D-É-C-A-L-A-G-E- -V-E-R-S- -L-E- -R-O-U-G-E - every other letter order is a misspelling in standard orthography.
  • Say it as \de.ka.laʒ vɛʁ lə ʁuʒ\ (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