Added 9 October 2026 regaining noun Categories: ActionsRare Words noun ! Definition from WordNet 3.1, Princeton University. More about regaining at Wordnik → Where our words come from → Getting something back again. upon the restitution of the book to its rightful owner the child was given a tongue lashing Related Words: restorationreturnrestitutionrecoveryrecoveringrestoreresumeretrievingresumptionrebuildingretakingrecycling Back to today's word