Added 9 October 2026 rebecca noun Categories: PeopleUncommon Words noun ! Definition from WordNet 3.1, Princeton University. More about rebecca at Wordnik → Where our words come from → (Old Testament) wife of Isaac and mother of Jacob and Esau. Related Words: alejorebekahmrseurekarebecaumbertorebekarebeckarebeccahrivkarivkahbecky Back to today's word