Definition of "overmastering" []

• Present participle of overmaster. (verb)
• Which overmasters; dominating, oppressive, conquering. (adjective)

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• ""Gee, Dad, thanks!" she bubbled, delight overmastering her sullen veneer."
• "To locate and copy manuscripts that contained the voices of the vanished past in all their unsurpassed eloquence became, for some scholars, an overmastering obsession."
• "And the traditions, more especially, bear heavily upon the individual, overmastering his natural expression of the love instinct and forcing him to an artificial expression of that love instinct."