In logic, that which is irrational or contradictory. In metaphysics, a quality, property or characteristic that is not essential to the nature of a thing. The branch of philosophy concerned with the study of beauty and art. The belief that everyone should be concerned for the benefit and welfare of others.
Linguistic analysis is used as a tool to identify and resolve philosophical problems.
A German term for an inner sense of despair or dread. A contradiction made up of a thesis and antithesis. The contrast or opposite of the thesis statement. Knowledge that comes from experience. In epistemology, knowledge which is acquired prior to, or independently of, five sense experience.