4 Tips to Surviving a Relationship with a Person with Narcissistic Personality Disorder by CLEARVIEWTREATMENT in FAMILY & FRIENDS, RELATED CONDITIONS, TREATMENT & THERAPY - (It's a Borderline Personality Disorder, & The first in the Dark Triad. ~Wild)
Invalidating someone else is not merely disagreeing with something that the other person said. It is a process in which individuals communicate to another that the opinions and emotions of the target are invalid, irrational, selfish, uncaring, stupid, most likely insane, and wrong, wrong, wrong. Invalidators let it be known directly or indirectly that their target's views and feelings do not count for anything to anybody at any time or in any way.