Look up category in Wiktionary, the free dictionary.

Category, plural categories, may refer to:

Philosophy

• Category of being
• Categories (Aristotle)
• Category (Kant)
• Categories (Peirce)
• Stoic Categories

Mathematics

• Abelian category
• Category (mathematics)
• Category of abelian groups
• Category of sets
• Category (topology) in the context of Baire spaces
• Category theory
• Equivalence of categories
• Lyusternik–Schnirelmann category, sometimes called LS-category or simply category
• Monoidal category
• Preadditive category

Games

• Categories (game), involves naming categories of things
• Category (chess tournament)

Taxonomy

• Taxonomic rank or category

Computer programming

• Categories, a programming concept in Objective-C
• List of software categories

Network cabling

• Networking Cable: CAT (1, 2, 3, 4, 5, 5e, 6, 6a)

Other

• Pregnancy category
• Prison security categories in the United Kingdom
• List of boxing weight classes
• Saffir–Simpson Hurricane Scale categories
• Lexical category
• Categories of New Testament manuscripts

See also

• All pages with titles containing "Category"
• Categorical
• Categorization
• Category 1 (disambiguation)
• Category 2 (disambiguation)
• Category 3 (disambiguation)
• Category 4 (disambiguation)
• Category 5 (disambiguation)
• Category 6 (disambiguation)
• Category 7: The End of the World
• Category A (disambiguation)
• Category B (disambiguation)
• Category C (disambiguation)

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