plasmon

\plas.mɔ̃\

/\plas.mɔ̃\/ noun

The verdict

“plasmon” 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) - Oscillation de plasma quantifiée dans un métal.

Corpus desk

Index FR-plasmon · plasmon · French

plasmon · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" 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 plasmon
PropertyValue
Headwordplasmon
LanguageFrench
Part of speechNoun
IPA\plas.mɔ̃\
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “plasmon” sits in French frequency

plasmon 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

plasmon is uncommon French outside the top frequency list, classed as anoun, transcribed \plas.mɔ̃\. Rarity is why readers land here mid-draft. Gloss: "Oscillation de plasma quantifiée dans un métal.".

plasmon doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. Our dataset records no confusable match here, which tends to mean the word is visually distinctive enough to stand on its own.

No documented word history exists for this headword, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct French form is plasmon, spelled P-L-A-S-M-O-N.

Definition

  1. 1
    Oscillation de plasma quantifiée dans un métal.

Recorded use

Wiktionary examples

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

  1. La hauteur du pic de plasmon est liée à l'épaisseur de l’échantillon.
  2. Ils ont alors plongé plus profond en s’intéressant à la mer d’électrons du matériau connue pour être agitée de « vagues » légères, appelées plasmons, et qui pourraient « dialoguer avec le fluide », comme le disent les auteurs de l’étude. Cette fois tout s’explique ! Le liquide frotte sur la surface si les ondulations en son sein résonnent avec les plasmons.

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.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "plasmon"?
"plasmon" is spelled P-L-A-S-M-O-N. The IPA pronunciation is \plas.mɔ̃\.
What does "plasmon" mean?
As a noun, "plasmon" means: Oscillation de plasma quantifiée dans un métal.
How do you pronounce "plasmon"?
The IPA (International Phonetic Alphabet) transcription for "plasmon" is \plas.mɔ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "plasmon" come from?
"plasmon" 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.

What to do next

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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