séquanium

\se.kwa.njɔm\

/\se.kwa.njɔm\/ noun

The verdict

“séquanium” is uncommon French (outside the top frequency list), classed as a noun. 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) - Élément chimique supposé que Horia Hulubei et Yvette Cauchois^([*]) crurent isoler à partir de minerais malgaches (tantalite, monazite et bétafite), de numéro atomique 93 et symbole Sq.

Corpus desk

Index FR-sequanium · séquanium · French

séquanium · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 séquanium
PropertyValue
Headwordséquanium
LanguageFrench
Part of speechNoun
IPA\se.kwa.njɔm\
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « séquanium » en français

séquaniumsiège 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

séquanium is uncommon French outside the top frequency list, classed as anoun, transcribed \se.kwa.njɔm\. Rarity is why readers land here mid-draft. Gloss: "Élément chimique supposé que Horia Hulubei et Yvette Cauchois^([*]) crurent isoler à partir de minerais malgaches (tantalite, monazite et bétafite), de numéro atomique 93 et symbole Sq.".

séquanium doesn't appear in our generated misspelling index, typically a sign the spelling maps closely to how the word sounds. No confusable counterpart is on file for this word, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Wiktionary doesn't record an etymology for this headword, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct French form is séquanium, spelled S-É-Q-U-A-N-I-U-M.

Definition

  1. 1
    Élément chimique supposé que Horia Hulubei et Yvette Cauchois^([*]) crurent isoler à partir de minerais malgaches (tantalite, monazite et bétafite), de numéro atomique 93 et symbole Sq.

Recorded use

Wiktionary example

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

  1. Ce travail a été fait à Paris. Nous aimerions que, si l’existence de cet élément 93 est confirmée, on le nommât Sequanium (Sq), en hommage à la vaillante et généreuse civilisation qui a fleuri sur les bords de la Seine.

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 "séquanium"?
"séquanium" is spelled S-É-Q-U-A-N-I-U-M. The IPA pronunciation is \se.kwa.njɔm\.
What does "séquanium" mean?
As a noun, "séquanium" means: Élément chimique supposé que Horia Hulubei et Yvette Cauchois^([*]) crurent isoler à partir de minerais malgaches (tantalite, monazite et bétafite), de numéro atomique 93 et symbole Sq.
How do you pronounce "séquanium"?
The IPA (International Phonetic Alphabet) transcription for "séquanium" is \se.kwa.njɔm\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "séquanium" come from?
"séquanium" 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