Ad interim and Fixed
Opposite meaning terms
Ad interim
Ad interim adjective - Intended to last, continue, or serve for a limited time.
Usage example: will serve as the ad interim CEO until the merger of the two corporations is complete
Fixed is an antonym for ad interim.
Fixed
Fixed adjective - Having been established and usually not subject to change.
Ad interim is an antonym for fixed.
Cite this Source
Fixed and Ad interim. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/ad_interim/fixed
Ad interim & Fixed. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/ad_interim/fixed>.
Fixed or Ad interim. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/ad_interim/fixed.
Google Ngram Viewer shows how "ad interim" and "fixed" have occurred on timeline