epidemicyoudaoicibaDictYouDict[epidemic 词源字典]
epidemic: [17] An epidemic is literally something that has an effect ‘among the people’. The word comes from French épidémique, a derivative of the noun épidémie, which goes back via late Latin epidēmia to Greek epidēmíā ‘disease prevalent among the people’. This was a noun use of epidémios, a compound adjective formed from the prefix epí- ‘among’ and demos ‘people’ (source of English democracy).
=> democracy[epidemic etymology, epidemic origin, 英语词源]
epidemic (adj.)youdaoicibaDictYouDict
c. 1600, "common to or affecting a whole people," originally and usually, though not etymologically, in reference to diseases, from French épidémique, from épidemié "an epidemic disease," from Medieval Latin epidemia, from Greek epidemia "a stay in a place; prevalence of an epidemic disease" (especially the plague), from epi "among, upon" (see epi-) + demos "people, district" (see demotic).
epidemic (n.)youdaoicibaDictYouDict
1757, "an epidemic disease, a temporary prevalence of a disease throughout a community," from epidemic (adj.); earlier epideme (see epidemy). An Old English noun for this (persisting in Middle English) was man-cwealm.