life expectancy

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noun
  1. 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.

Origin of life expectancy

1
First recorded in 1930–35
  • Also called expectancy of life.

Words Nearby life expectancy

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How to use life expectancy in a sentence

British Dictionary definitions for life expectancy

life expectancy

noun
  1. the statistically determined average number of years of life remaining after a specified age for a given group of individuals: Also called: expectation of life

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