Devalue/ˌdiːˈvæljuː/ Definition 1 of 3Pro Tip 1/3Subjective Value Used when someone's opinion reduces something's value, not facts. Don't let a few negative comments devalue your accomplishments. Pro Tip 2/3Emotional Impact Can affect someone emotionally if their work or effort is devalued. He felt disheartened after his boss devalued his proposal. Pro Tip 3/3Not Always Negative Sometimes used constructively in conversations to balance overestimations. Let's not devalue the risks involved in this project.