septum

\sɛp.tɔm\

/\sɛp.tɔm\/ noun

The verdict

“septum” is uncommon French (frequency #57,590 among 6,032 “S” headwords), classed as a noun. The kind of spelling people second-guess.

#57,590
frequency rank, French
6,032
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Cloison membraneuse qui délimite deux cavités.

Corpus desk

Index FR-septum · septum · French

septum · rank #57,590 · 0 variants · 0 confusables

  • FREQ-RARE #57,590
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 6,032
  • PHOTO-FINISH semoun

Nearest frequency peer: semoun (-1 rank slots)

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.

Rangs de longue queue près de « septum »

Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court

corpus weight

What this shows Vue de longue queue: où « septum » se situe face à des rangs français aussi rares.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for septum
PropertyValue
Headwordseptum
LanguageFrench
Part of speechNoun
IPA\sɛp.tɔm\
Letters6
Frequency rank#57,590
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « septum » en français

Cette échelle va du noyau du français courant (gauche) jusqu'à la traîne des formes rares (droite).septumtombe dans cette queue de rareté:

#1#100#1K#10K#100K
← used constantlyrarely used →

L'axe est logarithmique: chaque tic marque environ dix fois moins de fréquence. Voisins rares de la même bande: « semoun » (#57,589), « semblais » (#57,588), « sharing » (#57,592). Parmi 6,032 lemmes en « S », « septum » est au #57,590. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

septum is uncommon French at frequency #57,590 among 6,032 “S” headwords, classed as anoun, transcribed \sɛp.tɔm\. Rarity is why readers land here mid-draft. Gloss: "Cloison membraneuse qui délimite deux cavités.".

No misspelling variants are generated for septum in our index, typically a sign the spelling maps closely to how the word sounds. No confusable counterpart is on file for this word, since nothing in our dataset looks or sounds close enough to cause mix-ups.

No explicit etymology string is stored for this entry, so its spelling is best read as a straightforward mapping from sound to letter. The correct French form is septum, spelled S-E-P-T-U-M.

Definition

  1. 1
    Cloison membraneuse qui délimite deux cavités.

Recorded use

Wiktionary examples

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

  1. Le cœur est un muscle creux divisé en quatre cavités : deux atriums (droit et gauche) et deux ventricules (droit et gauche). Les deux atriums et les deux ventricules sont séparés par des cloisons étanches (septums interatrial et interventriculaire).
  2. Sa barrette et son septum percé sont un obstacle pour le citoyen moyen.

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); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "septum"?
"septum" is spelled S-E-P-T-U-M. The IPA pronunciation is \sɛp.tɔm\.
What does "septum" mean?
As a noun, "septum" means: Cloison membraneuse qui délimite deux cavités.
How do you pronounce "septum"?
The IPA (International Phonetic Alphabet) transcription for "septum" is \sɛp.tɔm\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "septum" come from?
"septum" 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.

Similar French words by spelling shape

Same letter count and similar misspelling depth for "septum", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 6 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list