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pestiferous

英 [pe'stɪf(ə)rəs] 美 [pɛs'tɪfərəs]

adj. 传播疾病的；有害的，毒害的；邪恶的

英文词源

pestiferous (adj.): mid-15c., "mischievous, pernicious," figurative use of Latin pestiferus "that brings plague or destruction," variant of pestifer "bringing plague, destructive, noxious," from pestis "plague" (see pest) + ferre "carry" (see infer). Related: Pestiferously; pestiferousness.