alaliayoudaoicibaDictYouDict[alalia 词源字典]
"Inability to speak normally; loss of the ability to speak, especially as a result of damage to certain areas of the brain", Mid 19th cent.; earliest use found in The Eclectic Review. From post-classical Latin alalia from a- + ancient Greek λαλία speech.[alalia etymology, alalia origin, 英语词源]