Gaslighting seems to have mutated to mean "asserting strongly that something isn't true, which I've personally experienced to be true", or in the more extreme c

Gaslighting seems to have mutated to mean "asserting strongly that something isn't true, which I've personally experienced to be true", or in the more extreme cases, "...which I believe to be true." IMO it's an annoying corruption of what was actually a rather useful term, but there you go.