Examples of life expectancy in a Sentence
improvements in diet that have resulted in greater life expectancy for many people
calculating the life expectancies of different social groups
Recent Examples on the Web
Still, life expectancy overall has increased across eastern sub-Saharan Africa, more than in any other region in recent decades, largely due to efforts in addressing TB and other prominent diseases.
—Erika Page, The Christian Science Monitor, 4 Nov. 2024
Of course rural workers, whose real wages and life expectancies keep falling, are not mourning the death of the free-market consensus.
—Andrew Marantz, The New Yorker, 1 Nov. 2024
From 65 years in 1965, life expectancy in Singapore has risen to 83.74 years in 2023, becoming the eighth highest in the world.
—Y-Jean Mun-Delsalle, Forbes, 1 Nov. 2024
In a recent appearance on Joe Rogan’s podcast, Trump held up a chart comparing life expectancy and health expenditures around the world, with the US an obvious negative outlier on both metrics.
—Meg Tirrell, CNN, 30 Oct. 2024
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Word History
First Known Use
1848, in the meaning defined above
Dictionary Entries Near life expectancy
Cite this Entry
“Life expectancy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/life%20expectancy. Accessed 21 Nov. 2024.
Kids Definition
life expectancy
noun
: the number of years that an individual or group of a certain age can expect to live on the average based on experience in the past for individuals or groups of the same kind
Medical Definition
life expectancy
noun
: an expected number of years of life based on statistical probability
Legal Definition
life expectancy
noun
: the average life span of an individual
More from Merriam-Webster on life expectancy
Britannica.com: Encyclopedia article about life expectancy
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