radium CI
\ʁa.djɔm se œ̃\
The verdict
“radium CI” is outside the top-ranked French vocabulary, used as a noun - the kind of word writers most often double-check.
- Unranked
- below top-frequency French
- 9
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) — Ancienne désignation du polonium-214, symbole RaCᴵ.
| Property | Value |
|---|---|
| Headword | radium CI |
| Language | French |
| Part of speech | Noun |
| IPA | \ʁa.djɔm se œ̃\ |
| Letters | 9 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “radium CI” sits in French frequency
Spelling & Dictionary Insight
The French entry for radium CI is 9 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as \ʁa.djɔm se œ̃\. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "Ancienne désignation du polonium-214, symbole RaCᴵ.".
No misspelling variants are generated for radium CI in our index, suggesting the orthography follows predictable French patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.
No explicit etymology string is stored for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. For readers arriving here from a spelling check, the authoritative guidance is: the correct French form is radium CI, spelled R-A-D-I-U-M- -C-I, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.
Definition
- 1Ancienne désignation du polonium-214, symbole RaCᴵ.
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.
Cite this page
Free to reuse with attribution (CC BY-SA). Copy the citation:
PlainSpell, “radium CI, French word data” (May 6, 2026). Derived from Wiktionary (kaikki.org, CC BY-SA) and an open word-frequency list. https://plainspell.com/fr/mot/radium-ci
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Using “radium CI”
The practical upshot for anyone who landed here from a spell-check.
- The one correct French spelling is R-A-D-I-U-M- -C-I - every other letter order is a misspelling in standard orthography.
- Say it as \ʁa.djɔm se œ̃\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more French words and confusable pairs in the same reference. French words
Nearby French words
Other entries that begin with the letter R in our French index: