life expectancy

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.

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 calledexpectation of life

Word History and Origins

Origin of life expectancy¹

First recorded in 1930–35

Example Sentences

Longer life expectancies and a rise in older women working, which makes divorce more feasible economically, are helping to drive the trend.

From New York Times

"Offering an FDA-approved drug for off-label use could provide hope and improve both life expectancy and quality of life for these patients."

From Science Daily

People who were terminally ill, with a life expectancy of less than six months, would automatically be given nine points.

From BBC

The guidance highlights that while there are some increased risks linked to taking HRT, it is unlikely to lengthen or shorten overall life expectancy.

From BBC

It's easy to question Clement's life expectancy in the job now while at the same time having a measure of sympathy for him.

From BBC

Related Words

• longevity