Meaning of “life expectancy” in the English Dictionary

(Definition of “life expectancy” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"life expectancy" in American English

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life expectancynoun [ U ]

us /ˈlɑɪf ɪkˌspek·tən·si/

social studies the average length of the life of members of a group of people or animals

(Definition of “life expectancy” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"life expectancy" in Business English

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life expectancynoun [ C or U ]

uk us

also expectation of life the length of time that a person is likely to live:

the length of time that something such as an electrical product is likely to last:

As technology becomes more sophisticated, the life expectancy of household gadgets seems to diminish.

(Definition of “life expectancy” from the Cambridge Business English Dictionary © Cambridge University Press)