negativism noun. ['nɛgǝtɪvɪz(ǝ)m] E19.
[from NEGATIVE adjective + -ISM.]
1. The habit or practice of denying any accepted belief or assertion; the tendency to be negative in attitude or action; extreme scepticism, criticism, etc. E19.

2. Psychology. Resistance to attempts to impose a change of activity or posture, characteristic of various neuropsychiatric disorders. L19.

[TahlilGaran] English Dictionary ▲