obsolescence

noun

ob·​so·​les·​cence ˌäb-sə-ˈle-sᵊn(t)s How to pronounce obsolescence (audio)
: the process of becoming obsolete or the condition of being nearly obsolete
the gradual obsolescence of machinery
reduced to obsolescence
the planned obsolescence of automobiles

Examples of obsolescence in a Sentence

the obsolescence of the old technology Once a useful tool, slide rules have fallen into obsolescence.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Maybe Happy Ending—which first opened in Seoul in 2016 and has been charming New York audiences since November—was the result: a show about solitary robots facing obsolescence that, paradoxically, has the most heart of anything on Broadway. Lisa Wong MacAbasco, Vogue, 23 Jan. 2025 Many jobs will be highly impacted – to the point of obsolescence – by AI, and others will demand learning new skills and high degrees of flexibility and adaptability. Kate Duchene, Forbes, 22 Jan. 2025 Panama completed a vast construction project to expand the canal in 2014, overcoming the threat of obsolescence that had emerged as ships grew ever larger. Julie Greene / Made By History, TIME, 22 Jan. 2025 Permanence, not obsolescence, must be our guiding principle. Rick Tumlinson, Space.com, 23 Jan. 2025 See all Example Sentences for obsolescence 

Word History

First Known Use

circa 1832, in the meaning defined above

Time Traveler
The first known use of obsolescence was circa 1832

Dictionary Entries Near obsolescence

Cite this Entry

“Obsolescence.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/obsolescence. Accessed 11 Feb. 2025.

Kids Definition

obsolescence

noun
ob·​so·​les·​cence ˌäb-sə-ˈles-ᵊn(t)s How to pronounce obsolescence (audio)
: the process of becoming obsolete or the state of being nearly obsolete

Legal Definition

obsolescence

noun
ob·​so·​les·​cence ˌäb-sə-ˈles-ᵊns How to pronounce obsolescence (audio)
: a loss in the utility or value of property that results over time from intrinsic limitations (as outmoded facilities) or external circumstances

Note: Obsolescence is usually distinguished from depreciation and physical deterioration.

economic obsolescence
: obsolescence that results from external factors (as location) that render a property obsolete, no longer competitive, unattractive to purchasers or investors, or of decreasing usefulness claimed that the appraisal failed to account for economic obsolescence resulting from an adjacent waste facility
functional obsolescence \ ˈfəŋk-​shə-​nəl-​ \
: obsolescence deriving from a lack of adequate or appropriate equipment, space, or design
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