life expectancy Definition in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of “life expectancy” - English Dictionary

Definition of "life expectancy" - American English Dictionary

See all translations

life expectancynoun [U]

 us   /ˈlɑɪf ɪkˌspek·tən·si/
social studies the ​averagelength of the life of ​members of a ​group of ​people or ​animals
(Definition of life expectancy from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "life expectancy" - British English Dictionary

See all translations

life expectancynoun [C usually singular or U]

uk   us  
the ​length of ​time that a ​living thing, ​especially a ​human being, is ​likely to ​live: Life ​expectancy in ​Europeincreasedgreatly in the 20th ​century.
(Definition of life expectancy from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "life expectancy" - Business English Dictionary

See all translations

life expectancynoun [C or U]

uk   us  
(also expectation of life) the length of ​time that a ​person is likely to ​live: Life ​expectancy is the ​majorfactorinfluencingseniorlifeinsurancepremiums.
the length of ​time that something such as an ​electricalproduct is likely to last: As ​technology becomes more sophisticated, the ​lifeexpectancy of ​householdgadgets seems to ​diminish.
(Definition of life expectancy from the Cambridge Business English Dictionary © Cambridge University Press)
Translations of “life expectancy”
in Chinese (Simplified) (尤指人的)预期寿命…
in Turkish ömür, yaşam süresi…
in Russian вероятная продолжительность жизни…
in Chinese (Traditional) (尤指人的)預期壽命…
in Polish średnia długość życia…
What is the pronunciation of life expectancy?
Add Cambridge dictionaries to your browser to your website
Word of the Day
faith school

a school that is financially supported by a particular religious group, usually for children from that religion

Word of the Day

Introducing a new author and a new weekly blog post!
Introducing a new author and a new weekly blog post!
by Cambridge Dictionaries Online,
August 27, 2015
The English language is constantly changing. You know that. But did you know that at Cambridge Dictionaries Online we keep track of the changes? We continually add new words and new meanings to our online dictionary for learners of English. Some of them are new to English entirely (neologisms), and some

Read More 

hyperpalatable adjective
hyperpalatable adjective
August 24, 2015
describes food with heightened levels of sugar and salt, intended to be extremely appealing In Brazil, where the prevalence of overweight and obese adults has doubled since 1980, crisps, biscuits, energy bars and sugary drinks formulated to be ‘hyper-palatable’ are much more widely eaten than previously.

Read More