Fermion

noun

The verdict

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

Unranked
below top-frequency French
7
letters

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

Corpus desk

Index FR-fermion · Fermion · French

Fermion · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "F" 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 Fermion
PropertyValue
HeadwordFermion
LanguageFrench
Part of speechNoun
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « Fermion » en français

Fermionn'entre pas dans le top 100.000 du français: zone de termes techniques, archaïques ou rares.

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

Rare enough to double-check

Fermion is uncommon French outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Fermion.".

No misspelling variants are generated for Fermion in our index, which points to an orthography that plays by predictable French rules. Our dataset records no confusable match here, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No borrowing history is documented for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct French form is Fermion, spelled F-E-R-M-I-O-N.

Definition

  1. 1
    Fermion.

Recorded use

Wiktionary example

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

  1. Die Fermionen bilden ein großes Spektrum an Elementarteilchen

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 "Fermion"?
"Fermion" is spelled F-E-R-M-I-O-N.
What does "Fermion" mean?
As a noun, "Fermion" means: Fermion.
What language does "Fermion" come from?
"Fermion" 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.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list