importin
noun
importin is spelled I-M-P-O-R-T-I-N: 8 letters. It appears about once in every 49 million words in written English, the 217,360th most frequent word form (wordfreq, 2021 data). As a noun, importin means “Any of various karyopherins that move other protein molecules into the cell nucleus by binding to a specific recognition sequence” (English Wiktionary, September 2026). The plural of importin is importins.
How many letters and syllables are in importin?
| Letters | 8: I-M-P-O-R-T-I-N |
|---|---|
| In writing | about once in every 49 million words; the 217,360th most frequent word form |
| Wrong spellings searched | none 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 importin?
Importin appears about once in every 49 million words in written English, the 217,360th 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 importin
- importins plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does importin mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any of various karyopherins that move other protein molecules into the cell nucleus by binding to a specific recognition sequence.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Importin in Spanish, French, German and Portuguese
In the sense Translations:
| Language | Words |
|---|---|
| French | importine |
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 importin come from?
From import + -in.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).