"To change that notion" means to alter or modify the belief or idea people have about something in order to create a different understanding or perception. Full definition
Collaboration changes the notion of legal conflict from adversarial and win / lose to a problem solving constructive process. (collaborativepracticesanmateocounty.org)
Collaboration changes the notion of a legal conflict from adversarial and win / lose to a problem - solving constructive process. (abetterdivorce.com)
But due to recent breakthroughs, this concept is now changing our notions of aging and longevity. (liveinthenow.com)