spermidine

[ spur-mi-deen, -din ]
/ ˈspɜr mɪˌdin, -dɪn /

noun Biochemistry.

a biogenic polyamine, H2N(CH2)4NH(CH2)3NH2, formed from putrescine, occurring widely in nature and first identified in semen.

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Origin of spermidine

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

Words nearby spermidine

sperm bank, sperm cell, spermi-, spermic, spermicide, spermidine, spermiduct, spermine, spermiogenesis, spermo-, spermogonium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for spermidine

spermidine
[ spûr′mĭ-dēn′ ]

n.

A polyamine compound found in ribosomes and living tissues and having various metabolic functions. It was originally isolated from semen.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.