sigmavssigneWhat's the difference?

Which to use

“sigma” and “signe” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#31,736
“sigma” frequency rank
#1,097
“signe” frequency rank
32833
confusion score

Side-by-Side Comparison

Feature sigma signe
Definition σ, ς, Σ, dix-huitième lettre et treizième consonne de l’alphabet grec. Indice ou marque d’une chose.

Where the spellings diverge

Shared letters are muted; the letters that actually set sigma and signe apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch
sigma
5 ch
signe

Spelling & Dictionary Insight

A purely visual mix-up. sigma (\siɡ.ma\) and signe (\siɲ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 32833, derived from the frequency rank of both members and their visual similarity.

sigma is recorded at frequency rank #31,736, classified as anoun, pronounced \siɡ.ma\. signe is at rank #1,097, tagged as anoun, pronounced \siɲ\.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 32833, this pair ranks #294,644 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sigma vs signe

Shared letters: gis. Private to "sigma": am. Private to "signe": en.

"sigma" · 5 letters · shape CVCCV  ·  "signe" · 5 letters · shape CVCCV

Known mistypes of this pair

  • sigmaisgma · sgima · sigam · siggma · sigmma · simga · ssigma
  • signeisgne · sgine · sigen · siggne · signne · ssigne

Frequency comparison

sigma#31,736
signe#1,097

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "sigma" and "signe" be used interchangeably?
No. They are said differently (\siɡ.ma\ versus \siɲ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "sigma" or "signe"?
"signe" is the more common of the two: it sits at frequency rank #1,097 in our French list, against #31,736 for "sigma". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering sigma vs signe

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “sigma” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list