nostomaniayoudaoicibaDictYouDict[nostomania 词源字典]
"Extreme homesickness, formerly regarded as a type of insanity", Mid 19th cent.; earliest use found in John Forbes (1787–1861), physician and medical journalist. From modern Greek νοστομανία from ancient Greek νόστος return home + Hellenistic Greek -μανία.[nostomania etymology, nostomania origin, 英语词源]