Old
Old adjective - Being of advanced years and especially past middle age.
Outdated is a synonym for old in out of date topic. In some cases you can use "Outdated" instead an adjective "Old", when it comes to topics like old-fashioned, new.
Outdated
Outdated adjective - Having passed its time of use or usefulness.
Usage example: an outdated rotary telephone
Old is a synonym for outdated in old-fashioned topic. You can use "Old" instead an adjective "Outdated", if it concerns topics such as new.
Mutual synonyms
Cite this Source
Outdated and Old. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/old/outdated
Old & Outdated. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/old/outdated>.
Outdated or Old. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/old/outdated.
Google Ngram Viewer shows how "old" and "outdated" have occurred on timeline