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
Examples are automatically compiled from online sources to
show current usage.Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
American Indian and Alaska Native elders face significant systemic barriers to accessing health and social support and have a lower life expectancy than all other populations in the United States.—Holly J. McDede, CNN Money, 7 Nov. 2025 The country had made dramatic leaps in health-system capacity and life expectancy with the help of a mixture of projects.—The New Yorker, New Yorker, 5 Nov. 2025 ReRev estimates the life expectancy of the car to be between 150,000 and 200,000 miles.—Gina Lee Castro, jsonline.com, 30 Oct. 2025 Even Bill Clinton argued the amendment should be changed so that a president can serve more than two consecutive terms, citing longer life expectancies.—Naomi Lim, The Washington Examiner, 28 Oct. 2025 See All Example Sentences for life expectancy
: 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
Share