corium

\kɔ.ʁjɔm\

/\kɔ.ʁjɔm\/ noun

The verdict

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

Unranked
below top-frequency French
6
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Synonyme de derme.

Corpus desk

Index FR-corium · corium · French

corium · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 6 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "C" 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 corium
PropertyValue
Headwordcorium
LanguageFrench
Part of speechNoun
IPA\kɔ.ʁjɔm\
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « corium » en français

coriumsiège au-delà des 100.000 formes les plus fréquentes du français, dans la traîne du lexique spécialisé ou peu usité.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

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

The misspelling generator found no plausible variants for corium, typically a sign the spelling maps closely to how the word sounds. This headword has no recorded confusable partner, a sign it's visually distinctive enough not to be mixed up with another word.

This headword's origin isn't recorded in our source data, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct French form is corium, spelled C-O-R-I-U-M.

Definition

  1. 1
    Synonyme de derme.
  2. 2
    Amas de combustibles et d’éléments de structure du cœur d’un réacteur nucléaire fondus et mélangés, pouvant se former en cas d’accident grave.

Recorded use

Wiktionary examples

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

  1. CORIUM INIS: 1977-10-17; ETDE: 1977-06-02 RT accidents de reacteurs ^([sic : réacteurs]) RT coeurs ^([sic : cœurs]) de reacteurs ^([sic : réacteurs]) RT fusion du coeur ^([sic : cœur]) du reacteur ^([sic : réacteur]) RT recuperateurs ^([sic : récupérateurs]) de corium
  2. La tentative d’installer un échangeur de chaleur sous le réacteur pour refroidir le corium (sorte de magma constitué du cœur fondu du réacteur) et éviter qu’il ne contamine le sol est également racontée. Mais il n’est pas précisé que, finalement, le corium ne percera jamais le sol du bâtiment réacteur et que l’échangeur ne sera jamais mis en place.

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 "corium"?
"corium" is spelled C-O-R-I-U-M. The IPA pronunciation is \kɔ.ʁjɔm\.
What does "corium" mean?
As a noun, "corium" means: Synonyme de derme.
How do you pronounce "corium"?
The IPA (International Phonetic Alphabet) transcription for "corium" is \kɔ.ʁjɔm\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "corium" come from?
"corium" 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