Added 9 October 2026 disillusioning adjective Categories: Describing WordsRare Words adjective ! Definition from WordNet 3.1, Princeton University. More about disillusioning at Wordnik → Where our words come from → Freeing from illusion or false belief. Related Words: convincingdisenchantingdisheartenmentdemoralizingdemoralisingdisheartendemoralisationdemoralizationdishearteningdishearteneddiscouragementdishearteningly Back to today's word