Category
Category, plural categories, may refer to: == General uses == Classification, the general act of allocating things to classes/categories == Philosophy == Category of being Categories (Aristotle) Categoriae Decem Category (Kant) Categories (Peirce) Category (Vaisheshika) Stoic categories Category mistake == Science == Cognitive categorization, categories in cognitive science Statistical classification, statistical methods used to effect classification/categorization == Mathematics == Category (mathematics), a structure consisting of objects and arrows Category (topology), in the context of Baire spaces Lusternik–Schnirelmann category, sometimes called LS-category or simply category Categorical data, in statistics == Linguistics == Lexical category, a part of speech such as noun, preposition, etc. Syntactic category, a similar concept which can also include phrasal categories Grammatical category, a grammatical feature such as tense, gender, etc.