coeliac

/ˈsiːlɪæk/

//ˈsiːlɪæk// adj

"coeliac" is a 7-letter English headword indexed on PlainSpell.

The verdict

“coeliac” is uncommon English (frequency #64,272 among 5,599 “C” headwords), classed as an adjective. The kind of spelling people second-guess.

#64,272
frequency rank, English
5,599
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Relating to the abdomen, or to the cavity of the abdomen.

Corpus desk

Index EN-coeliac · coeliac · English

coeliac · rank #64,272 · 0 variants · 0 confusables

  • FREQ-RARE #64,272
  • LEN-LONG 7 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH clickable

Nearest frequency peer: clickable (-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 “coeliac”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for coeliac
PropertyValue
Headwordcoeliac
LanguageEnglish
Part of speechAdjective
IPA/ˈsiːlɪæk/
Letters7
Frequency rank#64,272
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “coeliac” 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).coeliacfalls 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: “clickable” (#64,271), “Cogan” (#64,273), “Citroën” (#64,270). Among 5,599 “C” headwords, “coeliac” is #64,272. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

coeliac is uncommon English at frequency #64,272 among 5,599 “C” headwords, classed as anadjective, transcribed /ˈsiːlɪæk/. Rarity is why readers land here mid-draft. 2 senses are on record.

We couldn't generate a plausible misspelling set for coeliac, which points to an orthography that plays by predictable English rules. Our dataset records no confusable match here, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From Latin coeliacus, from Ancient Greek κοιλιακός (koiliakós), from κοιλία (koilía, “belly”). By surface analysis, coel- + -i- + -ac. Cognate with coelom. The correct English form is coeliac, spelled C-O-E-L-I-A-C.

Definition

  1. 1
    Relating to the abdomen, or to the cavity of the abdomen.
  2. 2
    Abbreviation of coeliac disease; used attributively.

Recorded use

Wiktionary examples

These source excerpts show how coeliac appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Next remove the middle portion of the lesser omentum, and feel for the coeliac axis.
  2. The coeliac plexus is formed by the two interconnecting coeliac ganglia which lie either side of the coeliac artery.

Etymology

From Latin coeliacus, from Ancient Greek κοιλιακός (koiliakós), from κοιλία (koilía, “belly”). By surface analysis, coel- + -i- + -ac. Cognate with coelom.

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 "coeliac"?
"coeliac" is spelled C-O-E-L-I-A-C. The IPA pronunciation is /ˈsiːlɪæk/.
What does "coeliac" mean?
As an adjective, "coeliac" means: Relating to the abdomen, or to the cavity of the abdomen.
How do you pronounce "coeliac"?
The IPA (International Phonetic Alphabet) transcription for "coeliac" is /ˈsiːlɪæk/. 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 "coeliac"?
From Latin coeliacus, from Ancient Greek κοιλιακός (koiliakós), from κοιλία (koilía, “belly”). By surface analysis, coel- + -i- + -ac. Cognate with coelom. 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 "coeliac", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list