matière sombre

\ma.tjɛʁ sɔ̃bʁ\

/\ma.tjɛʁ sɔ̃bʁ\/ noun

The verdict

“matière sombre” is outside the top-ranked French vocabulary, used as a noun - the kind of word writers most often double-check.

Unranked
below top-frequency French
14
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Matière hypothétique, invisible, de nature indéterminée, conjecturée pour rendre compte des vitesses anormales de rotation des étoiles au sein des galaxies, et des galaxies au sein des amas.

Key facts for matière sombre
PropertyValue
Headwordmatière sombre
LanguageFrench
Part of speechNoun
IPA\ma.tjɛʁ sɔ̃bʁ\
Letters14
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “matière sombre” sits in French frequency

matière sombre 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.

Spelling & Dictionary Insight

The French entry for matière sombre is 14 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as \ma.tjɛʁ sɔ̃bʁ\. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "Matière hypothétique, invisible, de nature indéterminée, conjecturée pour rendre compte des vitesses anormales de rotation des étoiles au sein des galaxies, et des galaxies au sein des amas.".

No misspelling variants are generated for matière sombre in our index, suggesting the orthography follows predictable French patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

No explicit etymology string is stored for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. For readers arriving here from a spelling check, the authoritative guidance is: the correct French form is matière sombre, spelled M-A-T-I-È-R-E- -S-O-M-B-R-E, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    Matière hypothétique, invisible, de nature indéterminée, conjecturée pour rendre compte des vitesses anormales de rotation des étoiles au sein des galaxies, et des galaxies au sein des amas.

Synonyms

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.

Cite this page

Free to reuse with attribution (CC BY-SA). Copy the citation:

PlainSpell, “matière sombre, French word data” (May 6, 2026). Derived from Wiktionary (kaikki.org, CC BY-SA) and an open word-frequency list. https://plainspell.com/fr/mot/matiere-sombre

Frequently Asked Questions

How do you spell "matière sombre"?
"matière sombre" is spelled M-A-T-I-È-R-E- -S-O-M-B-R-E. The IPA pronunciation is \ma.tjɛʁ sɔ̃bʁ\.
What does "matière sombre" mean?
As a noun, "matière sombre" means: Matière hypothétique, invisible, de nature indéterminée, conjecturée pour rendre compte des vitesses anormales de rotation des étoiles au sein des galaxies, et des galaxies au sein des amas.
How do you pronounce "matière sombre"?
The IPA (International Phonetic Alphabet) transcription for "matière sombre" is \ma.tjɛʁ sɔ̃bʁ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "matière sombre" come from?
"matière sombre" 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 “matière sombre”

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

  • The one correct French spelling is M-A-T-I-È-R-E- -S-O-M-B-R-E - every other letter order is a misspelling in standard orthography.
  • Say it as \ma.tjɛʁ sɔ̃bʁ\ (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

Nearby French words

Other entries that begin with the letter M in our French index:

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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 FrequencyWords open word-frequency list