vieille lune

\vjɛj lyn\

/\vjɛj lyn\/ noun

The verdict

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

Unranked
below top-frequency French
12
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Phase précédant la nouvelle lune : fin du dernier croissant.

Corpus desk

Index FR-vieille-lune · vieille lune · French

vieille lune · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 12 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "V" 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 vieille lune
PropertyValue
Headwordvieille lune
LanguageFrench
Part of speechNoun
IPA\vjɛj lyn\
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « vieille lune » en français

vieille lunereste 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

vieille lune is uncommon French outside the top frequency list, classed as anoun, transcribed \vjɛj lyn\. Rarity is why readers land here mid-draft. 2 senses are on record.

vieille lune has no tracked misspelling variants, a sign its spelling follows regular French conventions. Our dataset records no confusable match here, 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 any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is vieille lune, spelled V-I-E-I-L-L-E- -L-U-N-E.

Definition

  1. 1
    Phase précédant la nouvelle lune : fin du dernier croissant.
  2. 2
    Idée désuète, qui n’a pas tenu ses promesses.

Recorded use

Wiktionary examples

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

  1. Nous en avions vécu, nous en avions rêvé pendant toute une saison et nous en parlions maintenant comme d’une vieille lune.
  2. L’ordinateur quantique est cette vieille lune technologique qui promet, par une façon différente d’exécuter des calculs, d’accélérer certaines opérations, voire de résoudre certains problèmes insolubles aujourd’hui ou hors d’atteinte, y compris par les superordinateurs.

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 "vieille lune"?
"vieille lune" is spelled V-I-E-I-L-L-E- -L-U-N-E. The IPA pronunciation is \vjɛj lyn\.
What does "vieille lune" mean?
As a noun, "vieille lune" means: Phase précédant la nouvelle lune : fin du dernier croissant.
How do you pronounce "vieille lune"?
The IPA (International Phonetic Alphabet) transcription for "vieille lune" is \vjɛj lyn\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "vieille lune" come from?
"vieille lune" 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