1. A general disposition to look on the dark side and to expect the worst in all things.
2. A tendency to see only the negative or worst aspects of all things and to expect only bad or unpleasant things to happen.
3. A tendency to stress the negative or unfavorable or to take the gloomiest possible view of a situation.
4. The doctrine about evil which is a doctrine that all things become evil or that evil outweighs good in life.
5. A melancholy habit of mind characterized by an inclination to believe that the uncertainties of the present will end badly.

It is considered a common manifestation of depression.

6. The general feeling that things will turn out badly.

The notion that the future of Africa is bleak because of the multitudes of problems faced by the continent.

A description of a tendency to believe that life has negative values, or that this world is as bad as it can possibly be: There are some people who advocate philosophical pessimism and are convinced that life's existence in the world is full of pains and suffering, and that life is totally meaningless and without purpose.

1. A disbelief in the curative virtues of medical remedies in general and especially of drugs.
2. An inclination to believe that a particular method of medical treatment will not produce any effective improvement.