A categorical proposition is a statement about classes.

Evidence

A class is a collection of objects that have in common some specified characteristic. “Categorical propositions” are statements about classes. — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 381

Categorization

• corroborated: 2 independent passages support this claim — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 381