presbycousis (n.)youdaoicibaDictYouDict[presbycousis 词源字典]
"loss of hearing acuteness due to age," 1890, medical Latin (by 1886 in German), from Greek presbys "elder, old man" (see presby-) + akousis "hearing," from akouein "to hear" (see acoustic). Related: Presbyotic.[presbycousis etymology, presbycousis origin, 英语词源]