filaggrin
noun
filaggrin is spelled F-I-L-A-G-G-R-I-N. The wrong spelling people search most is fillagrin: about 20 Bing searches a month in the United States (September 2025 to August 2026), about 2 in 10 of all searches for the word. Filaggrin is a noun meaning “A filament-associated protein that binds to keratin fibres in epithelial cells”. The plural of filaggrin is filaggrins.
How do you spell filaggrin?
Filaggrin is spelled F-I-L-A-G-G-R-I-N. One wrong spelling is searched or written often enough to measure; together they are about 2 in 10 of the searches for filaggrin in either form.
Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026). Wrong spellings are taken from Wiktionary entries tagged "misspelling" and its obsolete or nonstandard forms, Wikipedia's Lists of common misspellings and the codespell dictionary, then measured. The proofreader's marks show the change that corrects each one.
What does filaggrin mean?
noun
- 1
A filament-associated protein that binds to keratin fibres in epithelial cells
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of filaggrin
- filaggrins plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is filaggrin?
Filaggrin appears about once in every 95 million words in written English, the 313,259th 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).