Promethium

[pʁoˈmeːti̯ʊm]

/[pʁoˈmeːti̯ʊm]/ noun

The verdict

“Promethium” is uncommon German (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency German
10
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - chemisches Element mit der Ordnungszahl 61, das zu den Lanthanoiden gehört

Corpus desk

Index DE-promethium · Promethium · German

Promethium · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" 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 Promethium
PropertyValue
HeadwordPromethium
LanguageGerman
Part of speechNoun
IPA[pʁoˈmeːti̯ʊm]
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Langschwanz-Rang von „Promethium“ im Deutschen

Promethiumliegt außerhalb der 100.000 häufigsten deutschen Wörter, im Langschwanz technischer, archaischer oder seltener Formen, genau dort, wo Schreibzweifeln zuschlagen.

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

Rare enough to double-check

Promethium is uncommon German outside the top frequency list, classed as anoun, transcribed [pʁoˈmeːti̯ʊm]. Rarity is why readers land here mid-draft. Gloss: "chemisches Element mit der Ordnungszahl 61, das zu den Lanthanoiden gehört".

Promethium has no tracked misspelling variants, a sign its spelling follows regular German conventions. No confusable counterpart is on file for this word, which typically means the spelling is too distinctive to be mistaken for another word.

This entry's etymology isn't recorded, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct German form is Promethium, spelled P-R-O-M-E-T-H-I-U-M.

Definition

  1. 1
    chemisches Element mit der Ordnungszahl 61, das zu den Lanthanoiden gehört

Recorded use

Wiktionary examples

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

  1. Promethium ist das zweite radioaktive Element des Periodensystems.
  2. Promethium wurde 1945 von einer amerikanischen Forschergruppe als Spaltprodukt des Urans entdeckt.

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 "Promethium"?
"Promethium" is spelled P-R-O-M-E-T-H-I-U-M. The IPA pronunciation is [pʁoˈmeːti̯ʊm].
What does "Promethium" mean?
As a noun, "Promethium" means: chemisches Element mit der Ordnungszahl 61, das zu den Lanthanoiden gehört
How do you pronounce "Promethium"?
The IPA (International Phonetic Alphabet) transcription for "Promethium" is [pʁoˈmeːti̯ʊm]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "Promethium" come from?
"Promethium" is a German 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