spermine

noun

sperm·​ine ˈspər-ˌmēn How to pronounce spermine (audio) -mən How to pronounce spermine (audio)
: a deliquescent crystalline aliphatic tetramine C10H26N4 found in semen in combination with phosphoric acid, in blood serum and body tissues, and in yeast

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“Spermine.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/spermine. Accessed 3 Mar. 2025.

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