|1.||a tendency to be or a state of being unconstructively critical|
|2.||any sceptical or derisive system of thought|
|3.||psychiatry refusal to do what is expected or suggested or the tendency to do the opposite|
negativism neg·a·tiv·ism (něg'ə-tĭ-vĭz'əm)
A tendency to do the opposite of what one is requested to do, or to resist stubbornly for no apparent reason.