zirconium
/zɜːɹˈkoʊniəm/
"zirconium" is a 9-letter English headword indexed on PlainSpell.
The verdict
“zirconium” is uncommon English (frequency #56,553 among 2,810 “Z” headwords), classed as a noun. The kind of spelling people second-guess.
- #56,553
- frequency rank, English
- 2,810
- “Z” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A chemical element (symbol Zr) with an atomic number of 40, a strong, lustrous, grey-white transition metal mainly used as a refractory and opacifier.
| Property | Value |
|---|---|
| Headword | zirconium |
| Language | English |
| Part of speech | Noun |
| IPA | /zɜːɹˈkoʊniəm/ |
| Letters | 9 |
| Frequency rank | #56,553 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “zirconium” sits in English frequency
Rare enough to double-check
zirconium is uncommon English at frequency #56,553 among 2,810 “Z” headwords, classed as anoun, transcribed /zɜːɹˈkoʊniəm/. Rarity is why readers land here mid-draft. Gloss: "A chemical element (symbol Zr) with an atomic number of 40, a strong, lustrous, grey-white transition metal mainly used as a refractory and opacifier.".
zirconium doesn't appear in our generated misspelling index, which points to an orthography that plays by predictable English rules. Our confusable-pair dataset has no match for it, which tends to mean the word is visually distinctive enough to stand on its own.
Etymologically, the entry records: From a New Latin coinage, from zircon. Doublet of jargonium. The correct English form is zirconium, spelled Z-I-R-C-O-N-I-U-M.
Definition
- 1A chemical element (symbol Zr) with an atomic number of 40, a strong, lustrous, grey-white transition metal mainly used as a refractory and opacifier.
Etymology
From a New Latin coinage, from zircon. Doublet of jargonium.
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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “zirconium”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is Z-I-R-C-O-N-I-U-M - every other letter order is a misspelling in standard orthography.
- Say it as /zɜːɹˈkoʊniəm/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.