Arrogance is when someone thinks they are better or more important than others and they show it by being rude, dismissive, or overly confident. Full definition
It is just pure arrogance of humans they we, as animals, are so special that we can't possibly die without something happening to our spirit. (religion.blogs.cnn.com)
I don't wish to be mean - spirited, but isn't there a certain kind of arrogance in such a stance? (redeeminggod.com)
Is bed side manner important to you or could you put up with arrogance if the doctor was at the top of their game? (healthcentral.com)