proprotein
noun
proprotein is spelled P-R-O-P-R-O-T-E-I-N: 10 letters. It appears about once in every 87 million words in written English, the 297,763rd most frequent word form (wordfreq, 2021 data). As a noun, proprotein means “Any protein that is cleaved by a convertase to form a smaller protein or biologically-active polypeptide” (English Wiktionary, September 2026). The plural of proprotein is proproteins.
How many letters and syllables are in proprotein?
| Letters | 10: P-R-O-P-R-O-T-E-I-N |
|---|---|
| In writing | about once in every 87 million words; the 297,763rd 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 proprotein?
Proprotein appears about once in every 87 million words in written English, the 297,763rd 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 proprotein
- proproteins plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does proprotein mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any protein that is cleaved by a convertase to form a smaller protein or biologically-active polypeptide.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does proprotein come from?
From pro- + protein.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).