mammalien

\ma.ma.ljɛ̃\

/\ma.ma.ljɛ̃\/ adj

The verdict

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

Unranked
below top-frequency French
9
letters

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

Corpus desk

Index FR-mammalien · mammalien · French

mammalien · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "M" 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 mammalien
PropertyValue
Headwordmammalien
LanguageFrench
Part of speechAdjective
IPA\ma.ma.ljɛ̃\
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « mammalien » en français

mammaliensiège au-delà des 100.000 formes les plus fréquentes du français, dans la traîne du lexique spécialisé ou peu usité.

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

Rare enough to double-check

mammalien is uncommon French outside the top frequency list, classed as anadjective, transcribed \ma.ma.ljɛ̃\. Rarity is why readers land here mid-draft. Gloss: "Relatif aux mammifères.".

mammalien doesn't appear in our generated misspelling index, a sign its spelling follows regular French conventions. Our dataset records no confusable match here, since no other headword is close enough in sound or shape to pair with it.

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 mammalien, spelled M-A-M-M-A-L-I-E-N.

Definition

  1. 1
    Relatif aux mammifères.

Recorded use

Wiktionary examples

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

  1. Les reptiles mammaliens.
  2. Le développement convergent des chauve-souris et des oiseaux n’a pas grand-chose d’accidentel, car un animal qui se met à voler doit toujours obéir aux lois de l’aérodynamique, quelle que soit son origine biologique - reptilienne (dans le cas des oiseaux) ou mammalienne (dans le cas des chauves-souris).

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 "mammalien"?
"mammalien" is spelled M-A-M-M-A-L-I-E-N. The IPA pronunciation is \ma.ma.ljɛ̃\.
What does "mammalien" mean?
As an adjective, "mammalien" means: Relatif aux mammifères.
How do you pronounce "mammalien"?
The IPA (International Phonetic Alphabet) transcription for "mammalien" is \ma.ma.ljɛ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "mammalien" come from?
"mammalien" 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