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spermidine

[ spur-mi-deen, -din ]

noun

, Biochemistry.
  1. a biogenic polyamine, H 2 N(CH 2 ) 4 NH(CH 2 ) 3 NH 2 , formed from putrescine, occurring widely in nature and first identified in semen.


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Word History and Origins

Origin of spermidine1

First recorded in 1925–30; sperm- + -idine

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spermicidespermine