About
About preposition - Having to do with.
Usage example: a poignant story about a young man who goes off to war
On
On preposition - Having to do with.
Usage example: books on sports heroes are my favorite reading matter
Mutual synonyms
Cite this Source
On and About. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/about/on
About & On. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/about/on>.
On or About. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/about/on.
Google Ngram Viewer shows how "about" and "on" have occurred on timeline