chelation

/kiːˈleɪʃən/

//kiːˈleɪʃən// noun

"chelation" is a 9-letter English headword indexed on PlainSpell.

The verdict

“chelation” is uncommon English (frequency #77,523 among 5,599 “C” headwords), classed as a noun. The kind of spelling people second-guess.

#77,523
frequency rank, English
5,599
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The formation of a polydentate chelate compound from a metal salt.

Corpus desk

Index EN-chelation · chelation · English

chelation · rank #77,523 · 0 variants · 0 confusables

  • FREQ-RARE #77,523
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH chemise

Nearest frequency peer: chemise (+1 rank slots)

Read with this headword: Spelling guide for this pattern

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.

Long-tail ranks near “chelation”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “chelation” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for chelation
PropertyValue
Headwordchelation
LanguageEnglish
Part of speechNoun
IPA/kiːˈleɪʃən/
Letters9
Frequency rank#77,523
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “chelation” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).chelationfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “chemise” (#77,524), “Chaves” (#77,521), “Chiarelli” (#77,525). Among 5,599 “C” headwords, “chelation” is #77,523. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

chelation is uncommon English at frequency #77,523 among 5,599 “C” headwords, classed as anoun, transcribed /kiːˈleɪʃən/. Rarity is why readers land here mid-draft. 2 senses are on record.

The misspelling generator found no plausible variants for chelation, and the word's spelling is regular enough that our generator found nothing worth flagging. This headword has no recorded confusable partner, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From chelate + -ion. The correct English form is chelation, spelled C-H-E-L-A-T-I-O-N.

Definition

  1. 1
    The formation of a polydentate chelate compound from a metal salt.
  2. 2
    The use of this process to remove metal ions from solution, especially to counter poisoning by heavy metals.

Etymology

From chelate + -ion.

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

How do you spell "chelation"?
"chelation" is spelled C-H-E-L-A-T-I-O-N. The IPA pronunciation is /kiːˈleɪʃən/.
What does "chelation" mean?
As a noun, "chelation" means: The formation of a polydentate chelate compound from a metal salt.
How do you pronounce "chelation"?
The IPA (International Phonetic Alphabet) transcription for "chelation" is /kiːˈleɪʃən/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "chelation"?
From chelate + -ion. See the full etymology section above for more details.
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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "chelation", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list