Cheating on such a vast scale undermines the whole notion of any fair assessment of ability, making the results of dubious value to both employers and universities.
Times, Sunday Times (2006)
This idea of fat as part of the body's biochemical unity is one that undermines the notion of fat as the cause of obesity and disease.
Fats, Nutrition and Health (1991)
He met resistance because the idea that genes might control behaviour seemed to underminenotions of free will and the legitimacy of the justice system.
Times, Sunday Times (2013)
Seevague notion
Definition of 'undermine'
undermine
(ʌndəʳmaɪn)Explore 'undermine' in the dictionary
verb
If you undermine something such as a feeling or a system, you make it less strong or less secure than it was before, often by a gradual process or by repeated efforts.