substance grise

\syb.stɑ̃s ɡʁiz\

/\syb.stɑ̃s ɡʁiz\/ noun

The verdict

“substance grise” 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 September 3, 2026) - Partie du système nerveux constituée du corps cellulaire des neurones, c’est-à-dire là où sont reçues, traitées, intégrées les informations électriques, avant d’émettre une réponse.

Corpus desk

Index FR-substance-grise · substance grise · French

substance grise · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 15 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 substance grise
PropertyValue
Headwordsubstance grise
LanguageFrench
Part of speechNoun
IPA\syb.stɑ̃s ɡʁiz\
Letters15
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « substance grise » en français

substance grisereste 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

substance grise is uncommon French outside the top frequency list, classed as anoun, transcribed \syb.stɑ̃s ɡʁiz\. Rarity is why readers land here mid-draft. Gloss: "Partie du système nerveux constituée du corps cellulaire des neurones, c’est-à-dire là où sont reçues, traitées, intégrées les informations électriques, avant d’émettre une réponse.".

Our edit-distance generator produced no likely misspellings for substance grise, since its letter sequence doesn't invite the usual edit-distance slips. No confusable counterpart is on file for this word, a sign it's visually distinctive enough not to be mixed up with another word.

This entry carries no recorded etymology, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct French form is substance grise, spelled S-U-B-S-T-A-N-C-E- -G-R-I-S-E.

Definition

  1. 1
    Partie du système nerveux constituée du corps cellulaire des neurones, c’est-à-dire là où sont reçues, traitées, intégrées les informations électriques, avant d’émettre une réponse.

Recorded use

Wiktionary example

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

  1. Dans le cerveau, mais aussi dans le cervelet et le tronc cérébral, la substance grise se trouve essentiellement en périphérie : elle entoure la substance blanche.

Synonyms

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 "substance grise"?
"substance grise" is spelled S-U-B-S-T-A-N-C-E- -G-R-I-S-E. The IPA pronunciation is \syb.stɑ̃s ɡʁiz\.
What does "substance grise" mean?
As a noun, "substance grise" means: Partie du système nerveux constituée du corps cellulaire des neurones, c’est-à-dire là où sont reçues, traitées, intégrées les informations électriques, avant d’émettre une réponse.
How do you pronounce "substance grise"?
The IPA (International Phonetic Alphabet) transcription for "substance grise" is \syb.stɑ̃s ɡʁiz\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "substance grise" come from?
"substance grise" is a French word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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