- an attitude or system of thought characterized by doubt and question, rather than approval and acceptance
- Psychol. an attitude characterized by ignoring, resisting, or opposing suggestions or orders coming from other people
- The practice or habit of being skeptical, critical, or pessimistic, especially toward the views or suggestions of others.
- Behavior characterized by persistent refusal, without apparent or logical reasons, to act on or carry out suggestions, orders, or instructions of others.
(countable and uncountable, plural negativisms)