Meaning of “lifespan” in the English Dictionary

british dictionary

(Definition of “lifespan” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"lifespan" in Business English

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lifespannoun [ C ]

uk /ˈlaɪfspæn/ us

the length of time for which something exists or lasts:

It is battery operated and has a lifespan of two to three years.
over sth's lifespan Water entering the reservoir over its lifespan adds decaying plant matter.

(Definition of “lifespan” from the Cambridge Business English Dictionary © Cambridge University Press)