su ‧ per ‧ an ‧ nu ‧ at ‧ ed /ˌsuːpərˈænjueɪtəd, ˌsuːpərˈænjueɪtɪd/ BrE AmE adjective formal
[ Date: 1600-1700 ; Language: Medieval Latin ; Origin: past participle of superannuari 'to be too old' , from Latin annus 'year' ]
old and no longer useful or no longer able to do things:
superannuated sportsmen
superannuated computing equipment