Obs. Forms: 5 epi-, epydemye, impe-, ipydymye, ipedemye, 8–9 epidemy. [a. OF. ypidime, impidemie, Fr. épidemie, ad. late L. epidemia, epidimia, Gr. ἐπιδημία prevalence of an epidemic, f. ἐπιδήμι-ος, f. ἐπί + δῆμος people.] An epidemic disease, esp. the plague. Also attrib.

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1472.  Sir J. Paston, in Paston Lett., No. 703, III. 59. Many off the sowders that went to hym into Bretayne been dede off the fflyxe, and other ipedemye.

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1483.  Caxton, Gold. Leg., 22/1. A grete pestelence whiche was called the botch of impedymye.

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1494.  Fabyan, V. cxxxv. 121. In the yere folowyng dyed of the epedemye sikenesse, the holy abbesse of Ely. Ibid., VII. 612. And there also they dyed sore of ye sykenesse of ipydymye.

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1809.  State Paper, in Ann. Reg., 853/2. However this destructive epidemy originated.

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1809.  Pearson, in Phil. Trans., XCIX. 321. That constant epidemy of the British islands, the winter chronical pneumonia.

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  fig.  1813.  Examiner, 14 Feb., 103/1. We discover this withering epidemy.

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