On and Off
Opposite meaning words
On
On adjective - In operation or operational.
Usage example: left the oven on
Off
Off adjective - Not being in a state of use, activity, or employment.
Usage example: the computer is off, so you'll have to turn it on in order to use it
Nearby Word: offing
Cite this Source
Off and On. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/on/off
On & Off. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/on/off>.
Off or On. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/on/off.
Google Ngram Viewer shows how "on" and "off" have occurred on timeline