life expectancy
noun/ˈlaɪf ɪkspektənsi/
/ˈlaɪf ɪkspektənsi/
(also less frequent life expectation)
[uncountable, countable] (North American English also expectation of life [uncountable])
- the number of years that a person is likely to live; the length of time that something is likely to exist or continue for
- Life expectancy for both men and women has improved greatly in the past 20 years.
- Women have a longer life expectancy than men.
- The life expectancy of a large bus is about 15 years.
- Japanese people have a very high life expectancy.
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life expectancy