英语词汇sporadic的起源、历史背景-英语词源词典

词汇	sporadic
词源	sporadic adj. 1680s, from Medieval Latin sporadicus "scattered," from Greek sporadikos "scattered," from sporas (genitive sporados) "scattered, dispersed," from spora "a sowing" (see spore). Originally a medical term, "occurring in scattered instances;" the meaning "happening at intervals" is first recorded 1847. Related: Sporadical (1650s); sporadically. Entries linking to sporadic spore n. "reproductive body in flowerless plants corresponding to the seeds of flowering ones," 1836, from Modern Latin spora, from Greek spora "a seed, a sowing, seed-time," related to sporas "scattered, dispersed," sporos "a sowing," from PIE spor-, variant of root sper- "to spread, sow" (see sparse). updated on November 13, 2013
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sporadic adj.