calmodulin

noun

"calmodulin" is a 10-letter English headword indexed on PlainSpell.

The verdict

“calmodulin” is uncommon English (frequency #94,646 among 5,599 “C” headwords), classed as a noun. The kind of spelling people second-guess.

#94,646
frequency rank, English
5,599
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A calcium-binding protein found in all nucleated cells

Corpus desk

Index EN-calmodulin · calmodulin · English

calmodulin · rank #94,646 · 0 variants · 0 confusables

  • FREQ-RARE #94,646
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH Campagne

Nearest frequency peer: Campagne (+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 “calmodulin”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for calmodulin
PropertyValue
Headwordcalmodulin
LanguageEnglish
Part of speechNoun
Letters10
Frequency rank#94,646
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “calmodulin” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).calmodulinfalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “Campagne” (#94,647), “Cajamarca” (#94,644), “Caesarian” (#94,641). Among 5,599 “C” headwords, “calmodulin” is #94,646. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

calmodulin is uncommon English at frequency #94,646 among 5,599 “C” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A calcium-binding protein found in all nucleated cells".

The misspelling generator found no plausible variants for calmodulin, typically a sign the spelling maps closely to how the word sounds. 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.

This headword's origin isn't recorded in our source data, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is calmodulin, spelled C-A-L-M-O-D-U-L-I-N.

Definition

  1. 1
    A calcium-binding protein found in all nucleated cells

Recorded use

Wiktionary example

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

  1. Two distinct anti-allergic drugs, amlexanox and cromolyn, bind to the same kinds of calcium binding proteins, except calmodulin, in bovine lung extract.

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 "calmodulin"?
"calmodulin" is spelled C-A-L-M-O-D-U-L-I-N.
What does "calmodulin" mean?
As a noun, "calmodulin" means: A calcium-binding protein found in all nucleated cells
What language does "calmodulin" come from?
"calmodulin" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 "calmodulin", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 10 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list