nanomètre

\na.nɔ.mɛtʁ\

/\na.nɔ.mɛtʁ\/ noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“nanomètre” is uncommon French (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency French
9
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Unité de mesure de longueur du Système international (SI), valant 10⁻⁹ mètre, et dont le symbole est nm.

Key facts for nanomètre
PropertyValue
Headwordnanomètre
LanguageFrench
Part of speechNoun
IPA\na.nɔ.mɛtʁ\
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “nanomètre” sits in French frequency

nanomètre falls outside the top-100,000 ranked French words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

nanomètre is uncommon French outside the top frequency list, classed as anoun, transcribed \na.nɔ.mɛtʁ\. Rarity is why readers land here mid-draft. Gloss: "Unité de mesure de longueur du Système international (SI), valant 10⁻⁹ mètre, et dont le symbole est nm.".

We couldn't generate a plausible misspelling set for nanomètre, suggesting the orthography follows predictable French patterns. We don't track a confusable pairing for this entry, since its spelling is unusual enough that it doesn't cluster with a lookalike.

This entry's etymology isn't recorded, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct French form is nanomètre, spelled N-A-N-O-M-È-T-R-E.

Definition

  1. 1
    Unité de mesure de longueur du Système international (SI), valant 10⁻⁹ mètre, et dont le symbole est nm.

Synonyms

micromicronmicromillimètremillicronmillimicron

This word in other languages

nanometre(English)

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 "nanomètre"?
"nanomètre" is spelled N-A-N-O-M-È-T-R-E. The IPA pronunciation is \na.nɔ.mɛtʁ\.
What does "nanomètre" mean?
As a noun, "nanomètre" means: Unité de mesure de longueur du Système international (SI), valant 10⁻⁹ mètre, et dont le symbole est nm.
How do you pronounce "nanomètre"?
The IPA (International Phonetic Alphabet) transcription for "nanomètre" is \na.nɔ.mɛtʁ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "nanomètre" come from?
"nanomètre" is a French word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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.

Using “nanomètre”

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 - every other letter order is a misspelling in standard orthography.
  • Say it as \na.nɔ.mɛtʁ\ (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
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list