kathgoria

Kathgoria is a term used to refer to the concept of classification or grouping. In broad use it denotes a category—an abstract class of objects, ideas, or phenomena that share defining properties or relations. The word appears in Greek as κατηγορία and is used across disciplines to organize information and objects into classes.

Etymology and variants: Kathgoria is a transliteration variant of the Greek κατηγορία (katigoría), meaning category or classification. In standard English transliteration, katigoria or katigoriá are more common; "kathgoria" appears in some texts as an alternative spelling. In philosophy and logic, the term has historical usage dating back to Aristotle, where categories function as a framework for predication and classification of beings.

Usage and interpretation: In philosophy, Aristotle’s discussion of categories investigates the kinds of predicates that can be asserted about a subject. In modern contexts, "category" appears in mathematics as category theory, in library and information sciences as taxonomies and genres, and in everyday language as types and classes. The Greek usage persists in Greek-language education and media, where κατηγορία labels sections, genres, or product groupings.

Related concepts include category; classification; taxonomy. See also Aristotle's Categories for historical background on how the idea originated and evolved from classical philosophy to contemporary uses.