luminescent

\ly.mi.ne.sɑ̃\

/\ly.mi.ne.sɑ̃\/ adj

The verdict

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

Unranked
below top-frequency French
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Émettant de la lumière sous certaines conditions physiques ou chimiques.

Corpus desk

Index FR-luminescent · luminescent · French

luminescent · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "L" 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 luminescent
PropertyValue
Headwordluminescent
LanguageFrench
Part of speechAdjective
IPA\ly.mi.ne.sɑ̃\
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « luminescent » en français

luminescentreste 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

luminescent is uncommon French outside the top frequency list, classed as anadjective, transcribed \ly.mi.ne.sɑ̃\. Rarity is why readers land here mid-draft. 4 senses are on record.

Zero misspellings are on record for luminescent in our index, which points to an orthography that plays by predictable French rules. Our dataset records no confusable match here, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Wiktionary doesn't record an etymology for this headword, 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 luminescent, spelled L-U-M-I-N-E-S-C-E-N-T.

Definition

  1. 1
    Émettant de la lumière sous certaines conditions physiques ou chimiques.
  2. 2
    Qui laisse passer et diffuse la lumière.
  3. 3
    Lumineux, rayonnant.
  4. 4
    Soulignant le contraste entre l’ombre et la lumière.

Recorded use

Wiktionary examples

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

  1. Chez le champignon Panellus stipticus, le composé précurseur luminescent est très vraisemblablement un sesquiterpène, le panal (…), qui dérive des quinones via la formation de deux molécules intermédiaires, le 1-O-decanolpanal et le 1-O-dodecanolpanal qui sont des composés hydrophobes localisés.
  2. Lucihormetica luckae est un cafard luminescent la nuit, une caractéristique physique plus connue chez certains insectes comme les lucioles ou les taupins.

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 "luminescent"?
"luminescent" is spelled L-U-M-I-N-E-S-C-E-N-T. The IPA pronunciation is \ly.mi.ne.sɑ̃\.
What does "luminescent" mean?
As an adjective, "luminescent" means: Émettant de la lumière sous certaines conditions physiques ou chimiques.
How do you pronounce "luminescent"?
The IPA (International Phonetic Alphabet) transcription for "luminescent" is \ly.mi.ne.sɑ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "luminescent" come from?
"luminescent" 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