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Meaning of spermine

sper•mine

Pronunciation: (spûr'mēn, -min), [key]
— n. Biochem.
  1. a polyamine, HN(CH)NH(CH)NH(CH)NH, formed from spermidine and occurring in all cells, esp. prevalent in semen, sputum, pancreatic tissue, and certain yeasts.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.