lifetime in English
- lifetime⇄adj. for life; during one's life.
Ex. a lifetime friend, a lifetime investment. - lifetime⇄lifetime, noun, adjective.
- lifetime⇄noun 1. the time of being alive; period during which a life lasts.
Ex. My grandfather has seen many changes during his lifetime.
2. the length of the time anything lasts, is enforced, or is useful.
Ex. the lifetime of an electronic sys