Spermidine

//ˈspɝ.mə.din// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The triamine N-(3-aminopropyl)butane-1,4-diamine, originally obtained from semen, that is involved in cell metabolism. countable, uncountable

Etymology

From sperm + -idine.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.