Skip to the word

Added 10 October 2026

obsolescence

/ˌɒb.səˈlɛs.əns/ noun

Latin root: obsolēscēns Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about obsolescence at Wordnik → Where our words come from →

The state of being obsolete—no longer in use; gone into disuse; disused or neglected.
The process of becoming obsolete, outmoded or out of date.

Origin

From Latin obsolēscēns (present participle of obsolēscere).

From Wiktionary, via Kaikki.org (CC BY-SA)

Back to today's word