serpent de mer

\sɛʁ.pɑ̃ də mɛʁ\

/\sɛʁ.pɑ̃ də mɛʁ\/ noun

The verdict

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

Unranked
below top-frequency French
14
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Grand animal marin, souvent considéré comme mythique, à l’allure de serpent.

Corpus desk

Index FR-serpent-de-mer · serpent de mer · French

serpent de mer · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 14 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 serpent de mer
PropertyValue
Headwordserpent de mer
LanguageFrench
Part of speechNoun
IPA\sɛʁ.pɑ̃ də mɛʁ\
Letters14
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « serpent de mer » en français

serpent de merreste hors des 100.000 mots français les plus fréquents, dans la longue queue du vocabulaire technique, archaïque ou rare, là où le doute d'orthographe frappe.

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

Rare enough to double-check

serpent de mer is uncommon French outside the top frequency list, classed as anoun, transcribed \sɛʁ.pɑ̃ də mɛʁ\. Rarity is why readers land here mid-draft. 2 senses are on record.

serpent de mer has no tracked misspelling variants, a sign its spelling follows regular French conventions. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

This headword's origin isn't recorded in our source data, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is serpent de mer, spelled S-E-R-P-E-N-T- -D-E- -M-E-R.

Definition

  1. 1
    Grand animal marin, souvent considéré comme mythique, à l’allure de serpent.
  2. 2
    Sujet d’actualité dont on ne voit jamais la réalité.

Recorded use

Wiktionary examples

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

  1. La Bible mentionna pour le catholicisme son Leviathan, le grand serpent de mer bien autrement formidable que l’agile et tortueuse couleuvre dont la religion païenne pétrifia les ondulations au caducée de Mercure.
  2. Dans ces parages se tient aussi, dit-on, le fameux serpent de mer, dont la mythologie scandinave et les sagas islandaises font si souvent mention. Les marins du Nord ont toujours cru à son existence : […]. L’évêque Pontoppidan prétend avoir vu le serpent de mer, et même de nos jours des marins l’ont signalé en 1873 et en 1875 dans la baie du Massachusetts.

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 "serpent de mer"?
"serpent de mer" is spelled S-E-R-P-E-N-T- -D-E- -M-E-R. The IPA pronunciation is \sɛʁ.pɑ̃ də mɛʁ\.
What does "serpent de mer" mean?
As a noun, "serpent de mer" means: Grand animal marin, souvent considéré comme mythique, à l’allure de serpent.
How do you pronounce "serpent de mer"?
The IPA (International Phonetic Alphabet) transcription for "serpent de mer" is \sɛʁ.pɑ̃ də mɛʁ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "serpent de mer" come from?
"serpent de mer" 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