signum

noun

The verdict

“signum” 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) - Signe, marque, empreinte, indice, indication, preuve.

Corpus desk

Index FR-signum · signum · French

signum · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 6 letters
  • VOW-2 2 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 signum
PropertyValue
Headwordsignum
LanguageFrench
Part of speechNoun
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « signum » en français

signumreste 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

signum is uncommon French outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 8 senses are on record.

signum doesn't appear in our generated misspelling index, since its letter sequence doesn't invite the usual edit-distance slips. No confusable counterpart is on file for this word, a sign it's visually distinctive enough not to be mixed up with another word.

Our source data has no etymology on file for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is signum, spelled S-I-G-N-U-M.

Definition

  1. 1
    Signe, marque, empreinte, indice, indication, preuve.
  2. 2
    Sceau, cachet (ce qui sert à imprimer une marque, un signe).
  3. 3
    Signe, présage, pronostic; symptôme.
  4. 4
    Seing manuel apposé en bas d'un acte.
  5. 5
    Signal militaire, signe de ralliement, point de repère, mot d'ordre, consigne, ordre.
  6. 6
    Enseigne, étendard, drapeau ; corps de troupe, manipule, cohorte.
  7. 7
    Image, figure, statue.
  8. 8
    Signe du zodiaque, constellation.

Recorded use

Wiktionary examples

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

  1. quaerenti nulla ad speluncam signa ferebant
  2. signum crucis

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 "signum"?
"signum" is spelled S-I-G-N-U-M.
What does "signum" mean?
As a noun, "signum" means: Signe, marque, empreinte, indice, indication, preuve.
What language does "signum" come from?
"signum" is a French word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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