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ferritin

noun

ferritin is spelled F-E-R-R-I-T-I-N: 8 letters. It appears about once in every 9 million words in written English, the 87,317th most frequent word form (wordfreq, 2021 data). As a noun, ferritin means “Any of a family of iron-carrying globular protein complexes consisting of 24 protein subunits; the key protein of intracellular iron storage” (English Wiktionary, September 2026). The plural of ferritin is ferritins.

How many letters and syllables are in ferritin?

Letters8: F-E-R-R-I-T-I-N
In writingabout once in every 9 million words; the 87,317th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is ferritin?

Ferritin appears about once in every 9 million words in written English, the 87,317th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Forms of ferritin

  • ferritins plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does ferritin mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

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

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Ferritin in Spanish, French, German and Portuguese

In the sense any of a family of iron-carrying globular protein complexes consisting of 24 pro:

LanguageWords
Portugueseferritina
Spanishferritina

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does ferritin come from?

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

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What to look up after ferritin