1
as in interim
intended to last, continue, or serve for a limited time
will serve as the ad interim CEO until the merger of the two corporations is complete
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2
as in acting
serving in a position for the time being
an ad interim government until the new constitution goes into effect
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Recent Examples of Synonyms for ad interim
Adjective
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In June 2024, the UFC matched Makhachev against former interim UFC lightweight titleholder Dustin Poirier.
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The disaster is becoming the defining challenge of Rodríguez’s interim presidency.
Adjective
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Rodríguez said emergency economic measures will include relief funds for victims and temporary waivers on documentation and property registration fees to facilitate housing relocation.
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Under Venezuela’s constitution, temporary absences are to be filled by the vice president — which was Rodríguez’s former role — for up to 90 days.
Cite this Entry
“Ad interim.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ad%20interim. Accessed 6 Jul. 2026.
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