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aphthous fever

[af-thuh s, ap-thuh s]
noun
  1. foot-and-mouth disease.
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Origin of aphthous fever

1755–60; < New Latin (febris) aphthosa, feminine singular adjective derived from Latin aphthae (written in Greek letters), from Greek áphthai, plural of áphtha “ulceration in the mouth, thrush” + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018