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spermine

[spur-meen, -min] /ˈspɜr min, -mɪn/
noun, Biochemistry
1.
a polyamine, H 2 N(CH 2) 3 NH(CH 2) 4 NH(CH 2) 3 NH 2 , formed from spermidine and occurring in all cells, especially prevalent in semen, sputum, pancreatic tissue, and certain yeasts.
Origin
1890-1895
1890-95; sperm- + -ine2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for spermine

spermine

/ˈspɜːmiːn; -mɪn/
noun
1.
a white or colourless basic water-soluble amine that is found in semen, sputum, and animal tissues; diaminopropyltetramethylenediamine. Formula: C10H26N4
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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12
15
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