- Classifying or relating to a category or categories.
- Absolute, unconditional, and without exceptions.
- Expressed or understood without the use of any vague or ambiguous terms.
From the latin word "categoria", meaning "predication, a class, category".
- The categorical statement that all bachelors are unmarried is considered to be a tautology.
- Categorical refusal to compromise is often seen as inflexible and unyielding.
- Categorical imperatives are principles that must be followed without exception.
- The categorical distinction between right and wrong is a fundamental aspect of many ethical systems.
- In mathematics, categorical concepts such as sets and categories play a central role in the study of abstract algebra.