spermine
noun
spermine is a noun meaning “A polyamine, N,N'-bis(3-aminopropyl) butane-1,4-diamine, originally extracted from sperm, that is involved in cellular metabolism” (English Wiktionary, September 2026). It is spelled S-P-E-R-M-I-N-E, and it appears about once in every 65 million words in written English (wordfreq, 2021 data). The plural of spermine is spermines.
What does spermine mean?
noun
- 1
A polyamine, N,N'-bis(3-aminopropyl) butane-1,4-diamine, originally extracted from sperm, that is involved in cellular metabolism.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of spermine
- spermines plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is spermine?
Spermine appears about once in every 65 million words in written English, the 252,559th 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).
Where does spermine come from?
From sperm + -ine.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).