nonius

\nɔ.njys\

/\nɔ.njys\/ noun

The verdict

“nonius” 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) - Échelle de certains instruments de mathématique, formée de très petites parties et donnant des divisions par la section de transversales.

Corpus desk

Index FR-nonius · nonius · French

nonius · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 6 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "N" 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 nonius
PropertyValue
Headwordnonius
LanguageFrench
Part of speechNoun
IPA\nɔ.njys\
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « nonius » en français

noniusreste 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

nonius is uncommon French outside the top frequency list, classed as anoun, transcribed \nɔ.njys\. Rarity is why readers land here mid-draft. Gloss: "Échelle de certains instruments de mathématique, formée de très petites parties et donnant des divisions par la section de transversales.".

We couldn't generate a plausible misspelling set for nonius, and the word's spelling is regular enough that our generator found nothing worth flagging. Our dataset records no confusable match here, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Our source data has no etymology on file for this entry, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct French form is nonius, spelled N-O-N-I-U-S.

Definition

  1. 1
    Échelle de certains instruments de mathématique, formée de très petites parties et donnant des divisions par la section de transversales.

Synonyms

This word in other languages

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 "nonius"?
"nonius" is spelled N-O-N-I-U-S. The IPA pronunciation is \nɔ.njys\.
What does "nonius" mean?
As a noun, "nonius" means: Échelle de certains instruments de mathématique, formée de très petites parties et donnant des divisions par la section de transversales.
How do you pronounce "nonius"?
The IPA (International Phonetic Alphabet) transcription for "nonius" is \nɔ.njys\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "nonius" come from?
"nonius" is a French word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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