Outdated
Outdated adjective - Having passed its time of use or usefulness.
Usage example: an outdated rotary telephone
Obsolete is a synonym for outdated in old-fashioned topic. In some cases you can use "Obsolete" instead an adjective "Outdated", when it comes to topics like outmoded, antiquated. popular alternative
Obsolete
Obsolete adjective - Having passed its time of use or usefulness.
Usage example: I was told my old printer is obsolete and I can't get replacement parts
Outdated is a synonym for obsolete in outmoded topic. You can use "Outdated" instead an adjective "Obsolete", if it concerns topics such as antiquated, out of date. popular alternative
Mutual synonyms
Related pairs
Cite this Source
Obsolete and Outdated. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/outdated/obsolete
Outdated & Obsolete. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/outdated/obsolete>.
Obsolete or Outdated. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/outdated/obsolete.
Google Ngram Viewer shows how "outdated" and "obsolete" have occurred on timeline