| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
nihilism ni·hil·ism (nī'ə-lĭz'əm, nē'-)
n.
The belief that destruction of existing political or social institutions is necessary for future improvement.
A delusion, experienced in some mental disorders, that the world or one's mind, body, or self does not exist.
An approach to philosophy that holds that human life is meaningless and that all religions, laws, moral codes, and political systems are thoroughly empty and false. The term is from the Latin nihil, meaning “nothing.”