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life expectancy
(redirected from Mean life span)

   Also found in: Medical, Financial, Encyclopedia, Wikipedia 0.01 sec.
life expectancy
n.
The number of years that an individual is expected to live as determined by statistics.

life expectancy
n
(Life Sciences & Allied Applications / Biology) the statistically determined average number of years of life remaining after a specified age for a given group of individuals Also called expectation of life
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.life expectancy - an expected time to live as calculated on the basis of statistical probabilities
anticipation, expectancy - something expected (as on the basis of a norm); "each of them had their own anticipations"; "an indicator of expectancy in development"
Translations
life expectancy ndurata media della vita


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Food Restriction Restricting normal food intake by 60% increased the mean life span of rats by 33%.
 
 
 
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