trou blanc

\tʁu blɑ̃\

/\tʁu blɑ̃\/ noun

The verdict

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

Unranked
below top-frequency French
10
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Objet hypothétique inverse du trou noir, dont la matière se dégage.

Key facts for trou blanc
PropertyValue
Headwordtrou blanc
LanguageFrench
Part of speechNoun
IPA\tʁu blɑ̃\
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “trou blanc” sits in French frequency

trou blanc 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

trou blanc is uncommon French outside the top frequency list, classed as anoun, transcribed \tʁu blɑ̃\. Rarity is why readers land here mid-draft. Gloss: "Objet hypothétique inverse du trou noir, dont la matière se dégage.".

We couldn't generate a plausible misspelling set for trou blanc, a sign its spelling follows regular French conventions. No close-neighbour confusable shows up for this headword in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No documented word history exists 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 trou blanc, spelled T-R-O-U- -B-L-A-N-C.

Definition

  1. 1
    Objet hypothétique inverse du trou noir, dont la matière se dégage.

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.

Frequently Asked Questions

How do you spell "trou blanc"?
"trou blanc" is spelled T-R-O-U- -B-L-A-N-C. The IPA pronunciation is \tʁu blɑ̃\.
What does "trou blanc" mean?
As a noun, "trou blanc" means: Objet hypothétique inverse du trou noir, dont la matière se dégage.
How do you pronounce "trou blanc"?
The IPA (International Phonetic Alphabet) transcription for "trou blanc" is \tʁu blɑ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "trou blanc" come from?
"trou blanc" 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 “trou blanc”

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

  • The one correct French spelling is T-R-O-U- -B-L-A-N-C - every other letter order is a misspelling in standard orthography.
  • Say it as \tʁu blɑ̃\ (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