terre d’alun

noun

The verdict

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

Unranked
below top-frequency French
12
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Alumine.

Corpus desk

Index FR-terre-d-alun · terre d’alun · French

terre d’alun · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 12 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "T" 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 terre d’alun
PropertyValue
Headwordterre d’alun
LanguageFrench
Part of speechNoun
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « terre d’alun » en français

terre d’alunn'entre pas dans le top 100.000 du français: zone de termes techniques, archaïques ou rares.

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

Rare enough to double-check

terre d’alun is uncommon French outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Alumine.".

terre d’alun doesn't appear in our generated misspelling index, a straightforward case of a spelling with little room for common typos. This headword has no recorded confusable partner, which tends to mean the word is visually distinctive enough to stand on its own.

This entry carries no recorded etymology, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct French form is terre d’alun, spelled T-E-R-R-E- -D-’-A-L-U-N.

Definition

  1. 1
    Alumine.

Recorded use

Wiktionary examples

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

  1. M. l’abbé Guénée prétend néanmoins que la meilleure terre d'alun est blanche comme de la craie, et le sentiment des ouvriers s’accorde en cela avec le sien; ils rejettent les pierres grumeleuses qui s’égrènent facilement entre les doigts et celles qui sont rougeâtres.
  2. Cette dissolution, encore chaude, manifeste ſensiblement les propriétés acides ; elle rougit fortement le tournesol ; elle fait effervescence avec le calce (terre calcaire), la magnésie & l’alumine (terre d’alun), avec lesquels elle forme des sels moyens qui ſont peu solubles dans l’eau ; elle précipite l’argent, le mercure, & le plomb dissous dans l’acid…

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 "terre d’alun"?
"terre d’alun" is spelled T-E-R-R-E- -D-’-A-L-U-N.
What does "terre d’alun" mean?
As a noun, "terre d’alun" means: Alumine.
What language does "terre d’alun" come from?
"terre d’alun" 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.

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

Source: FrequencyWords open word-frequency list