- lifetime (noun)
- the longest period of time that a typical individual can be expected to live
life spanlife span
The definition of life span is the amount of time between the birth and death of a person, creature or animal.
An example of life span is the 80 years that you may live between birth and death.
Also written life′span·
(plural life spans)
- Alternative spelling of lifespan.
- The game.com is now a collector's item since Hasbro stopped making games many, many years ago (I believe the life-span of the system was just over a year).
- Fad diets only tend to have a life-span of a couple of weeks at most.