Chalcedon
/ˈkælsɪˌdɒn/
"chalcedon" is a 9-letter English headword indexed on PlainSpell.
The verdict
“Chalcedon” is uncommon English (frequency #86,126 among 43,570 “C” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #86,126
- frequency rank, English
- 43,570
- “C” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An ancient maritime town of Bithynia, in Asia Minor in modern Turkey, almost directly opposite Byzantium.
| Property | Value |
|---|---|
| Headword | Chalcedon |
| Language | English |
| Part of speech | Proper noun |
| IPA | /ˈkælsɪˌdɒn/ |
| Letters | 9 |
| Frequency rank | #86,126 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “Chalcedon” sits in English frequency
Rare enough to double-check
Chalcedon is uncommon English at frequency #86,126 among 43,570 “C” headwords, classed as aproper noun, transcribed /ˈkælsɪˌdɒn/. Rarity is why readers land here mid-draft. Gloss: "An ancient maritime town of Bithynia, in Asia Minor in modern Turkey, almost directly opposite Byzantium.".
The misspelling generator found no plausible variants for Chalcedon, since its letter pattern doesn't lend itself to common typo substitutions. No close-neighbour confusable shows up for this headword in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.
Etymologically, the entry records: Borrowed from Latin Chalcēdōn, from Ancient Greek Χαλκηδών (Khalkēdṓn). See Kadıköy. The correct English form is Chalcedon, spelled C-H-A-L-C-E-D-O-N.
Definition
- 1An ancient maritime town of Bithynia, in Asia Minor in modern Turkey, almost directly opposite Byzantium.
Etymology
Borrowed from Latin Chalcēdōn, from Ancient Greek Χαλκηδών (Khalkēdṓn). See Kadıköy.
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 “Chalcedon”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is C-H-A-L-C-E-D-O-N - every other letter order is a misspelling in standard orthography.
- Say it as /ˈkælsɪˌdɒn/ (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.