over·​mas·​ter·​ing ˌō-vər-ˈma-stə-riŋ How to pronounce overmastering (audio)
: dominant sense 1a
overmastering behavior
the overmastering question

Examples of overmastering in a Sentence

a matter that should be given overmastering priority by the incoming administration

Word History

First Known Use

1613, in the meaning defined above

Time Traveler
The first known use of overmastering was in 1613

Dictionary Entries Near overmastering

Cite this Entry

“Overmastering.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overmastering. Accessed 18 May. 2024.

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