Etymology of the Italian word spermidina
the Italian word spermidina
derived from the Italian word spermina
derived from the Italian word sperma
derived from the Latin word sperma (seed, semen, sperm)
derived from the Greek word sperma, σπέρμα (seed; something sown; seed (including the male 'sperm'); by implication, offspring; specially, a remnant (figuratively, as if kept over for planting))
derived from the Proto-Indo-European root *sper-
derived from the Greek word speirein, σπείρω (to scatter; sow )
using the Italian suffix -idina