categorical

One who, or that which, categorizes.

plural of categorizer

The quality of being categorical.

plural of categorical

(ethics) A fundamental ethical principle intended as a guide for determining whether any contemplated action is morally right, based on the concept that an action is good or bad in and of itself regardless of what the actor's aims or preferences are.

plural of categorical imperative

(statistics) A nominal variable.

(category theory) For a given category C, its dual category Cᵒᵖ is obtained by reversing the direction of each one of the arrows of C.

(mathematics) The limit of two (or more) objects, considered without regard to any arrows between them.