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life expectancy
1 ENTRIES FOUND:
life expectancy
(noun)
life expectancy
noun
plural
life expectancies
life expectancy
noun
plural
life expectancies
Britannica Dictionary definition of LIFE EXPECTANCY
:
the average number of years that a person or animal can expect to live
[
noncount
]
improvements in diet that have resulted in greater
life expectancy
for many people
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[
count
]
calculating the
life expectancies
of different social groups
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—
often used figuratively
What is the
life expectancy
of a new computer? [=how long can a new computer be expected to last or be useful?]
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expensive
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costing a lot of money
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