- longevity (n.)[longevity 词源字典]
- 1610s, from Late Latin longaevitatem (nominative longaevitas) "great age, long life," from Latin longaevus "long-lived," from longus (see long (adj.)) + aevum "lifetime, age" (see eon).[longevity etymology, longevity origin, 英语词源]