Standard Lemma guide

ferritin

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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1

noun

Meaning 1

Any of a family of iron-carrying globular protein complexes consisting of 24 protein subunits; the key protein of intracellular iron storage.

Definition source: English Wiktionary via Wiktextract

Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a protein containing 20% iron that is found in the intestines and liver and spleen; it is one of the chief forms in which iron is stored in the body

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: protein

History

Etymology

From Latin ferrātus (“iron-bearing”) and -in; compare also ferri- and ferro-.

Across languages

Translations

7 source translations are retained for this English entry.

  • Catalan: ferritina — any of a family of iron-carrying globular protein complexes consisting of 24 protein subunits
  • Chinese Mandarin: 鐵蛋白 /铁蛋白 (tiědànbái) — any of a family of iron-carrying globular protein complexes consisting of 24 protein subunits
  • Finnish: ferritiini — any of a family of iron-carrying globular protein complexes consisting of 24 protein subunits
  • Italian: ferritina — any of a family of iron-carrying globular protein complexes consisting of 24 protein subunits
  • Portuguese: ferritina — any of a family of iron-carrying globular protein complexes consisting of 24 protein subunits
  • Spanish: ferritina — any of a family of iron-carrying globular protein complexes consisting of 24 protein subunits
  • Turkish: ferritin — any of a family of iron-carrying globular protein complexes consisting of 24 protein subunits