Standard Lemma guide

cytochrome

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈsaɪtəkɹəʊm/
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1

noun

Meaning 1

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

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

(biochemistry) a class of hemoprotein whose principal biological function is electron transfer (especially in cellular respiration)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: hemoprotein, haemoprotein

Narrower terms: cytochrome c

History

Etymology

From cyto- + -chrome.

Across languages

Translations

9 source translations are retained for this English entry.

  • Catalan: citocrom — hemoprotein compound
  • Chinese Cantonese: 細胞色素 /细胞色素 (sai3 baau1 sik1 sou3) — hemoprotein compound
  • Chinese Mandarin: 細胞色素 /细胞色素 (xìbāo sèsù) — hemoprotein compound
  • French: cytochrome — hemoprotein compound
  • German: Zytochrom — hemoprotein compound
  • Italian: citocromo — hemoprotein compound
  • Portuguese: citocromo — hemoprotein compound
  • Spanish: citocromo — hemoprotein compound
  • Tagalog: silidkulay — hemoprotein compound
Real reading context

cytochrome in complete knowledge articles