cytochrome

/ˈsaɪtəkɹəʊm/

//ˈsaɪtəkɹəʊm// noun

By · According to Wiktionary data (CC BY-SA) ·

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

The verdict

“cytochrome” has 16 generated spelling variants in the English index at frequency #39,766. The variants make it a useful spelling check.

#39,766
frequency rank, English
5,599
“C” headwords
16
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of various related hemoproteins found in the cells of most organisms, which are an important part of cell respiration.

Corpus desk

Index EN-cytochrome · cytochrome · English

cytochrome · rank #39,766 · 16 variants · 0 confusables

  • FREQ-MID #39,766
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 16 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH cybercrime

Nearest frequency peer: cybercrime (-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.

Rank peers near misspelling magnet “cytochrome”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “cytochrome” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for cytochrome
PropertyValue
Headwordcytochrome
LanguageEnglish
Part of speechNoun
IPA/ˈsaɪtəkɹəʊm/
Letters10
Frequency rank#39,766
Misspellings tracked16
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “cytochrome”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).cytochromelands here:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “cybercrime” (#39,765), “Czechoslovak” (#39,767), “Cuyahoga” (#39,764). Among 5,599 “C” headwords, “cytochrome” is #39,766. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 16 spelling variants around cytochrome (IPA /ˈsaɪtəkɹəʊm/), anoun. Corpus frequency is #39,766 among 5,599 “C” headwords. Dominant gloss: "Any of various related hemoproteins found in the cells of most organisms, which are an important part of cell respiration.".

Our generated misspelling index lists 16 likely wrong-spelling variants for cytochrome, with forms such as "ccytochrome", "ctyochrome", and "cyotchrome". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It is not paired with a close-neighbour confusable in our dataset, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From cyto- + -chrome. The correct English form is cytochrome, spelled C-Y-T-O-C-H-R-O-M-E.

Definition

  1. 1
    Any of various related hemoproteins found in the cells of most organisms, which are an important part of cell respiration.

Recorded use

Wiktionary example

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

  1. The drug-metabolizing enzymes in the liver, called cytochrome-p450s, comprise a large family of some fifty or more related enzymes, which have evolved in a remarkable way […].

Etymology

From cyto- + -chrome.

This word in other languages

cytochrome(Français)Zytochrom(Deutsch)

Common misspellings

Also misspelled as:

  • ccytochrome
  • ctyochrome
  • cyotchrome
  • cytcohrome
  • cytocchrome
  • cytochhrome
  • cytochorme
  • cytochrmoe
  • cytochroem
  • cytochromme
  • cytochrrome
  • cytocrhome
  • cytohcrome
  • cyttochrome
  • cyytochrome
  • yctochrome

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of cytochrome - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

ccytochrome1ctyochrome2cyotchrome2cytcohrome2cytocchrome1cytochhrome1cytochorme2cytochrmoe2
Edit distance from "cytochrome"

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 "cytochrome"?
"cytochrome" is spelled C-Y-T-O-C-H-R-O-M-E. The IPA pronunciation is /ˈsaɪtəkɹəʊm/.
What does "cytochrome" mean?
As a noun, "cytochrome" means: Any of various related hemoproteins found in the cells of most organisms, which are an important part of cell respiration.
What are common misspellings of "cytochrome"?
Common misspellings include "ccytochrome", "ctyochrome", "cyotchrome", "cytcohrome", "cytocchrome". The correct spelling is "cytochrome".
How do you pronounce "cytochrome"?
The IPA (International Phonetic Alphabet) transcription for "cytochrome" is /ˈsaɪtəkɹəʊm/. 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 "cytochrome"?
From cyto- + -chrome. 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 "cytochrome", not the corpus desk frequency band.

Same letter count

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

cybercrime#39,765conceiving#39,748composting#39,747engrossing#39,800

Similar misspelling depth

Headwords with a similar count of attested misspellings (16 here; floor ≥5).

Benedictine16 variantshandpicked16 variantshomeostasis16 variantshuckleberry16 variants

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

Source: FrequencyWords open word-frequency list