Category
Definition, Meaning & Examples
Pronunciation /ˈkæ.tɪ.ɡə.ɹi/ · Part of speech noun
Quick meaning: Category is a noun meaning A group, often named or numbered, to which items are assigned based on similarity or defined criteria.
Meaning
A group, often named or numbered, to which items are assigned based on similarity or defined criteria.
More Meanings
- (mathematics) A collection of objects, together with a transitively closed collection of composable arrows between them, such that every object has an identity arrow, and such that arrow composition is associative.
Example Sentences
One well-known category has sets as objects and functions as arrows.
This steep and dangerous climb belongs to the most difficult category.
I wouldn’t put this book in the same category as the author’s first novel.
The use of the word ‘factor’ shows the explicit intention of categorists to work with functions in an algebraic manner: a category is an algebra of functions.
Word Forms
- categories
Synonyms for category
Depending on context, synonyms include class, family, genus, kingdom, order, pigeonhole.
Related Words
Related dictionary entries include class, family, classification, categorization, subcategory, categorized.
Related Dictionary Tools
Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.