IPA: /ˌsuːpərˈæn.ju.eɪt/
KK: /suːpərˈænʊˌeɪt/
To allow someone to retire with a pension due to age or health issues, or to discard something because it is considered outdated.
The company decided to superannuate several of its older employees to make way for new talent.
Past: superannuated
Past Participle: superannuated
Superannuate → It is formed from "super-" (meaning over or above) and "annus" (meaning year). The word refers to being over a certain age or years, typically in the context of retirement or being too old for a particular role.
Think of being 'over' ('super-') a certain number of 'years' ('annus') — that's why superannuate means to retire due to age.