Meaning of “obsolescence” in the English Dictionary

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

"obsolescence" in American English

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obsolescencenoun [ U ]

us /ˌɑb·səˈles·əns/

the process of becoming no longer useful or needed:

Older versions had passed into obsolescence and a new version was already on the market.

(Definition of “obsolescence” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"obsolescence" in Business English

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obsolescencenoun [ U ]

uk /ˌɒbsəˈlesəns/ us

the process or fact of becoming old-fashioned and no longer useful:

Depreciation refers to the loss of value of an asset due to age, wear and tear, and obsolescence.
Unless it changes, the industry faces the risk of technological obsolescence.
built-in obsolescence

PRODUCTION, MARKETING a feature of a product or part of its design that means it will not last for a long time:

Commercial property has built-in obsolescence, being sensitive to technological change.
adjective formal

There are difficulties in finding obsolescent components for older machinery.

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

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