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  1. Dictionary
    life expectancy

    noun

    • 1. the average period that a person may expect to live: "the British male now has a life expectancy of 77.6 years"

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  2. ourworldindata.org › life-expectancy-how-is-it-calculated"Life Expectancy" – What does this actually mean?

    Aug 28, 2017 · By definition, life expectancy is based on an estimate of the average age that members of a particular population group will be when they die. In practice, however, things are often more complicated: One important distinction and clarification is the difference between cohort and period life expectancy.

    • Life Expectancy

      Life expectancy in the US was 57 years at the time, and his...

  3. www.britannica.com › science › life-expectancyLife expectancy | Definition & Facts | Britannica

    6 days ago · life expectancy, estimate of the average number of additional years that a person of a given age can expect to live. The most common measure of life expectancy is life expectancy at birth. Life expectancy is a hypothetical measure.

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  5. en.wikipedia.org › wiki › Life_expectancyLife expectancy - Wikipedia

    Human life expectancy is a statistical measure of the estimate of the average remaining years of life at a given age. The most commonly used measure is life expectancy at birth (LEB, or in demographic notation e 0, where e x denotes the average life remaining at age x). This can be defined in two ways.

  6. dictionary.cambridge.org › dictionary › englishLIFE EXPECTANCY | English meaning - Cambridge Dictionary

    Learn the meaning of life expectancy, the average length of time that a person or animal is likely to live. See how to use the term in different contexts and domains, such as social studies, business, and technology.

  7. www.dictionary.com › browse › life-expectancyLIFE EXPECTANCY Definition & Meaning - Dictionary.com

    Life expectancy definition: the probable number of years remaining in the life of an individual or class of persons determined statistically, affected by such factors as heredity, physical condition, nutrition, and occupation..

  8. dictionary.cambridge.org › us › dictionaryLIFE EXPECTANCY definition | Cambridge English Dictionary

    Learn the meaning of life expectancy, the average length of time that a person or animal is likely to live. See how to use the term in different contexts and domains, with examples from various sources.

  9. www.investopedia.com › terms › lLife Expectancy: It's More Than Just A Number - Investopedia

    Sep 25, 2023 · Life expectancy is a statistical estimate of the average number of years a person is expected to live, based on actuarial data. Learn how life expectancy affects life insurance, retirement planning, annuities, and taxes.