Which to use
“millimètre” and “millimètres” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #26,438
- “millimètre” frequency rank
- #14,738
- “millimètres” frequency rank
- 41176
- confusion score
Side-by-Side Comparison
| Feature | millimètre | millimètres |
|---|---|---|
| Definition | Unité de mesure de longueur du Système international (SI), valant 10⁻³ mètre, et dont le symbole est mm. | Pluriel de millimètre. |
Same sound, different letters: millimètre vs millimètres
Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 10 letters. millimètre runs 10 letters (CVCCVCVCCV) against millimètres's 11 (CVCCVCVCCVC) - the length gap alone is often enough to separate them once you know to check it.
Homophone desk: millimètre vs millimètres
This is the hard kind. millimètre and millimètres are pronounced identically (\mi.li.mɛtʁ\) and both work as anoun. Neither the ear nor the grammar will rescue you; only the meaning does, so the glosses below are the whole decision. They differ by 1 extra letter(s) - “millimètre” sits inside “millimètres”. Our composite confusion score for this pair is 41176, derived from the frequency rank of both members and their visual similarity.
millimètre is recorded at frequency rank #26,438, classified as anoun, pronounced \mi.li.mɛtʁ\. millimètres is at rank #14,738, tagged as anoun, pronounced \mi.li.mɛtʁ\.
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 41176, this pair ranks #235,056 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of millimètre vs millimètres
Shared letters: eilmrtè. Private to "millimètre": -. Private to "millimètres": s.
"millimètre" · 10 letters · shape CVCCVCVCCV · "millimètres" · 11 letters · shape CVCCVCVCCVC
Frequently Asked Questions
Is swapping "millimètre" for "millimètres" ever safe?
Frequency check: "millimètre" vs "millimètres" - which ranks higher?
What to do next
"millimètre" and "millimètres" share a sound, keep the gloss open, then jump to the headword or a nearby trap.
- Full dictionary entry for "millimètre" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "millimètres" - compare definitions side by side with the headword page. Word entry
- This pair ranks #235,056 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "millimètre" and "millimètres" also get mixed up with nearby pairs, the highest-scored neighbour is "millimètre vs mm". Nearby pair
Confusion rank #235,056 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.