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obsolescence Synonyms
Another word for obsolescence
Choosing another word for obsolescence depends on context, so the 10 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
• noun (Context 1)
The process or state of becoming outdated, no longer used, or superseded by newer technology or practices.
Usage Example
"Rapid advances in semiconductor engineering have accelerated the outdatedness of older computer models."
Strongest
outdatedness
obsoleteness
disuse
desuetude
Strong
superannuatedness
antiquation
• noun (Context 2)
In biology, the gradual disappearance, reduction, or rudimentary state of an anatomical part, organ, or characteristic over evolutionary time.
Usage Example
"Cave-dwelling fish often exhibit the gradual atrophy of their eyes over successive generations."
Strong
atrophy
vestigiality
involution
degeneration
Opposites of obsolescence
The opposite of obsolescence shifts depending on context. Common opposites include:
modernity
novelty
development
currency
growth
relevance
innovativeness
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Obsolescence. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/obsolescence