chlorination
/ˌklɒ.ɹɪˈneɪ.ʃən/
"chlorination" is a 12-letter English headword indexed on PlainSpell.
The verdict
“chlorination” is uncommon English (frequency #79,378 among 43,570 “C” headwords), classed as a noun. The kind of spelling people second-guess.
- #79,378
- frequency rank, English
- 43,570
- “C” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The act or process of chlorinating something; especially, the addition of chlorine to water to purify it, and a process for the extraction of gold by exposure of the auriferous material to chlorine...
| Property | Value |
|---|---|
| Headword | chlorination |
| Language | English |
| Part of speech | Noun |
| IPA | /ˌklɒ.ɹɪˈneɪ.ʃən/ |
| Letters | 12 |
| Frequency rank | #79,378 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “chlorination” sits in English frequency
Rare enough to double-check
chlorination is uncommon English at frequency #79,378 among 43,570 “C” headwords, classed as anoun, transcribed /ˌklɒ.ɹɪˈneɪ.ʃən/. Rarity is why readers land here mid-draft. Gloss: "The act or process of chlorinating something; especially, the addition of chlorine to water to purify it, and a process for the extraction of gold by exposure of the auriferous material to chlorine...".
chlorination doesn't appear in our generated misspelling index, suggesting the orthography follows predictable English patterns. We don't track a confusable pairing for this entry, which typically means the spelling is too distinctive to be mistaken for another word.
Etymologically, the entry records: From chlorinate + -ion. The correct English form is chlorination, spelled C-H-L-O-R-I-N-A-T-I-O-N.
Definition
- 1The act or process of chlorinating something; especially, the addition of chlorine to water to purify it, and a process for the extraction of gold by exposure of the auriferous material to chlorine gas.
Etymology
From chlorinate + -ion.
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 “chlorination”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is C-H-L-O-R-I-N-A-T-I-O-N - every other letter order is a misspelling in standard orthography.
- Say it as /ˌklɒ.ɹɪˈneɪ.ʃən/ (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.