The last three categories are defined as (product of intellectual discrimination) and they are logical categories.

The logicians of this school were primarily interested in defining their terms and concepts related to non-binary logical categories.

A different set of categories might be just as logical, and more categories could be added.

Dispositions are neither visible nor hidden, because they are not in the same logical category as behavioral actions.

Computer misuse or security breaches can take many forms, but these all fall into two broad categories: physical and logical.

This confusion of logical categories may be seen in other theories of the relation between mind and matter.

Pigeons can sort objects from photographs into the same types of logical categories that humans use when thinking.

These logical categories turn out to be none other than Geist itself.

Nature had to be investigated, not subsumed under logical categories.

The program creates the menu automatically, recognizing about 2,500 standard programs and grouping them into logical categories.