siliceux

\si.li.sø\

/\si.li.sø\/ adj

The verdict

“siliceux” is uncommon French (frequency #64,784 among 6,032 “S” headwords), classed as an adjective. The kind of spelling people second-guess.

#64,784
frequency rank, French
6,032
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Qui est de la nature de la silice.

Corpus desk

Index FR-siliceux · siliceux · French

siliceux · rank #64,784 · 0 variants · 0 confusables

  • FREQ-RARE #64,784
  • LEN-LONG 8 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 6,032
  • PHOTO-FINISH Sigrid

Nearest frequency peer: Sigrid (-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.

Rangs de longue queue près de « siliceux »

Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court

corpus weight

What this shows Vue de longue queue: où « siliceux » se situe face à des rangs français aussi rares.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for siliceux
PropertyValue
Headwordsiliceux
LanguageFrench
Part of speechAdjective
IPA\si.li.sø\
Letters8
Frequency rank#64,784
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « siliceux » en français

La fréquence va de la poignée de mots du quotidien (gauche) à la longue queue presque jamais vue (droite).siliceuxtombe dans cette queue de rareté:

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

Les tics avancent en logarithme; chacun est de l'ordre de dix fois plus rare. Voisins rares de la même bande: « Sigrid » (#64,783), « siégeaient » (#64,785), « sido » (#64,782). Parmi 6,032 lemmes en « S », « siliceux » est au #64,784. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

siliceux is uncommon French at frequency #64,784 among 6,032 “S” headwords, classed as anadjective, transcribed \si.li.sø\. Rarity is why readers land here mid-draft. 3 senses are on record.

siliceux has no tracked misspelling variants, a sign its spelling follows regular French conventions. Our dataset records no confusable match here, which tends to mean the word is visually distinctive enough to stand on its own.

No borrowing history is documented for this entry, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is siliceux, spelled S-I-L-I-C-E-U-X.

Definition

  1. 1
    Qui est de la nature de la silice.
  2. 2
    Qui contient de la silice.
  3. 3
    Silicicole.

Recorded use

Wiktionary examples

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

  1. Roche siliceuse.
  2. Lorsque dans un terrain siliceux avec un sous-sol de micaschiste qui ne produit presque rien, on élève une race de petits chevaux, que faut-il faire pour leur donner plus de taille, des formes plus régulières […].

Synonyms

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 "siliceux"?
"siliceux" is spelled S-I-L-I-C-E-U-X. The IPA pronunciation is \si.li.sø\.
What does "siliceux" mean?
As an adjective, "siliceux" means: Qui est de la nature de la silice.
How do you pronounce "siliceux"?
The IPA (International Phonetic Alphabet) transcription for "siliceux" is \si.li.sø\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "siliceux" come from?
"siliceux" 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 "siliceux", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 8 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list