nucléaire

\ny.kle.ɛʁ\

/\ny.kle.ɛʁ\/ adj

The verdict

“nucléaire” has 13 generated spelling variants in the French index at frequency #2,291. The variants make it a useful spelling check.

#2,291
frequency rank, French
1,563
“N” headwords
13
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Relatif au noyau atomique.

Corpus desk

Index FR-nucleaire · nucléaire · French

nucléaire · rank #2,291 · 13 variants · 2 confusables

  • FREQ-COMMON #2,291
  • LEN-LONG 9 letters
  • VOW-5 5 vowels
  • CONFUS-LOW 2 pairs
  • VAR-HIGH 13 variants
  • BOOK-MID 1,563
  • PHOTO-FINISH neige

Nearest frequency peer: neige (-1 rank slots)

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.

Pairs de rang près de l'aimant d'erreurs « nucléaire »

Même bande de rareté: utile si une faute tombe sur un lemme voisin

corpus weight

What this shows « nucléaire » siège parmi ces pairs FrequencyWords; la profondeur des fautes est suivie à part dans le graphique d'édition.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

nucléaire vs nuclear
67% similar
nucléaire vs nucléaires
90% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for nucléaire
PropertyValue
Headwordnucléaire
LanguageFrench
Part of speechAdjective
IPA\ny.kle.ɛʁ\
Letters9
Frequency rank#2,291
Misspellings tracked13
Confusable pairs2
SourceWiktionary (kaikki.org)

Fréquence de l'aimant d'erreurs « nucléaire »

Cette échelle va du noyau du français courant (gauche) jusqu'à la traîne des formes rares (droite).nucléairese place ici:

#1#100#1K#10K#100K
← used constantlyrarely used →

Les tics avancent en logarithme; chacun est de l'ordre de dix fois plus rare. Dans la même bande de rareté figurent « neige » (#2,290), « Nantes » (#2,289), « pluie » (#2,293). Parmi 1,563 lemmes en « N », « nucléaire » est au #2,291. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 13 spelling variants around nucléaire (IPA \ny.kle.ɛʁ\), anadjective. Corpus frequency is #2,291 among 1,563 “N” headwords. Wiktionary lists 4 senses, so context still picks the gloss.

Our generated misspelling index lists 13 likely wrong-spelling variants for nucléaire, with forms such as "nculéaire", "nnucléaire", and "nuccléaire". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 2 confusable-pair relationships, "nuclear", "nucléaires", where similar look or sound leads writers to substitute one word for another in context.

This entry carries no recorded etymology, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is nucléaire, spelled N-U-C-L-É-A-I-R-E.

Definition

  1. 1
    Relatif au noyau atomique.
  2. 2
    Relatif à l’énergie fournie par l’atome.
  3. 3
    Relatif au noyau d’une cellule.
  4. 4
    Qui est central, essentiel.

Recorded use

Wiktionary examples

These source excerpts show how nucléaire appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. L’énergie nucléaire.
  2. À son apogée dans les années 1980, l’énergie nucléaire représentait plus de 50 % de la production énergétique de Taïwan. Mais les préoccupations en matière de sécurité ont grandi au cours des quatre dernières décennies à la suite de l’accident de Three Mile Island, du déversement de déchets nucléaires sur des terres autochtones de l’île des Orchidées de T…

Synonyms

This word in other languages

Common misspellings

Also misspelled as:

  • nculéaire
  • nnucléaire
  • nuccléaire
  • nuclaéire
  • nucleaire
  • nuclléaire
  • nucléaier
  • nucléairre
  • nucléarie
  • nucléiare
  • nucélaire
  • nulcéaire
  • uncléaire

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of nucléaire - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

nculéaire2nnucléaire1nuccléaire1nuclaéire2nucleaire1nuclléaire1nucléaier2nucléairre1
Edit distance from "nucléaire"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "nucléaire"?
"nucléaire" is spelled N-U-C-L-É-A-I-R-E. The IPA pronunciation is \ny.kle.ɛʁ\.
What does "nucléaire" mean?
As an adjective, "nucléaire" means: Relatif au noyau atomique.
What words are commonly confused with "nucléaire"?
"nucléaire" is commonly confused with "nuclear", "nucléaires". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "nucléaire"?
The IPA (International Phonetic Alphabet) transcription for "nucléaire" is \ny.kle.ɛʁ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "nucléaire" come from?
"nucléaire" 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.

Similar French words by spelling shape

Same letter count and similar misspelling depth for "nucléaire", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 9 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (13 here; floor ≥5).

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

Source: FrequencyWords open word-frequency list