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
As China’s life expectancy has risen, delaying retirement has become more important to offset the demographic challenges from its decades-long enforcement of a one-child policy, which left a generation of single children supporting a large elderly population.
—Bloomberg News, TIME, 13 Sep. 2024
The previous retirement ages were set in the 1950s, when life expectancy was only around 40 years, Ms. Peng said.
—Huizhong Wu and Emily Wang Fujiyama, The Christian Science Monitor, 13 Sep. 2024
What is the life expectancy of a person with hemochromatosis?
—Sarah Jividen, Health, 12 Sep. 2024
However, individuals whose cancer has metastasized (spread beyond the uterus) have an average life expectancy of only 15 months with treatment.
—Nick Blackmer, Verywell Health, 6 Sep. 2024
See all Example Sentences for life expectancy
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'life expectancy.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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 19 Sep. 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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