nanomètre par seconde
\na.nɔ.mɛtʁ paʁ sə.ɡɔ̃d\
The verdict
“nanomètre par seconde” is outside the top-ranked French vocabulary, used as a noun - the kind of word writers most often double-check.
- Unranked
- below top-frequency French
- 21
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) — Unité dérivée du Système international (SI), valant 10⁻⁹ mètre par seconde, dont le symbole est nm/s ou nm⋅s⁻¹.
| Property | Value |
|---|---|
| Headword | nanomètre par seconde |
| Language | French |
| Part of speech | Noun |
| IPA | \na.nɔ.mɛtʁ paʁ sə.ɡɔ̃d\ |
| Letters | 21 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “nanomètre par seconde” sits in French frequency
Spelling & Dictionary Insight
The French entry for nanomètre par seconde is 21 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as \na.nɔ.mɛtʁ paʁ sə.ɡɔ̃d\. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.
No misspelling variants are generated for nanomètre par seconde in our index, suggesting the orthography follows predictable French patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.
No explicit etymology string is stored for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. For readers arriving here from a spelling check, the authoritative guidance is: the correct French form is nanomètre par seconde, spelled N-A-N-O-M-È-T-R-E- -P-A-R- -S-E-C-O-N-D-E, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.
Definition
- 1Unité dérivée du Système international (SI), valant 10⁻⁹ mètre par seconde, dont le symbole est nm/s ou nm⋅s⁻¹.
- 2Un nanomètre par seconde équivaut approximativement à 3,156 mètres par millénaire.
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.
Cite this page
Free to reuse with attribution (CC BY-SA). Copy the citation:
PlainSpell, “nanomètre par seconde, French word data” (May 6, 2026). Derived from Wiktionary (kaikki.org, CC BY-SA) and an open word-frequency list. https://plainspell.com/fr/mot/nanometre-par-seconde
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Using “nanomètre par seconde”
The practical upshot for anyone who landed here from a spell-check.
- The one correct French spelling is N-A-N-O-M-È-T-R-E- -P-A-R- -S-E-C-O-N-D-E - every other letter order is a misspelling in standard orthography.
- Say it as \na.nɔ.mɛtʁ paʁ sə.ɡɔ̃d\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more French words and confusable pairs in the same reference. French words
Nearby French words
Other entries that begin with the letter N in our French index: