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Category (mathematics)


In mathematics, a category is an algebraic structure that comprises "objects" that are linked by "arrows". A category has two basic properties: the ability to ...

Category | Define Category at Dictionary.com


Category definition, any general or comprehensive division; a class. See more.

Category | Definition of Category by Merriam-Webster


Define category: a group of people or things that are similar in some way — category in a sentence.

Category - definition of category by The Free Dictionary


Define category. category synonyms, category pronunciation, category translation, English dictionary definition of category. n. pl. cat·e·go·ries 1. A specifically ...

category Meaning in the Cambridge English Dictionary


category meaning, definition, what is category: (in a system for dividing things according to appearance, quality, etc.) a type, or a…. Learn more.

category in nLab


Dec 7, 2015 ... A category consists of a collection of things and binary relationships (or transitions) between them, such that these relationships can be ...

Category Synonyms, Category Antonyms | Thesaurus.com


Synonyms for category at Thesaurus.com with free online thesaurus, antonyms, and definitions. Dictionary and Word of the Day.

Categories — Support — WordPress.com


Categories provide a helpful way to group related posts together, and to quickly tell readers what a post is about. Categories also make it easier for people to ...

category - definition of category in English | Oxford Dictionaries


a class or division of people or things regarded as havin... Meaning, pronunciation, example sentences, and more from Oxford Dictionaries.

category - Wiktionary


Just as a monoid consists of an underlying set with a binary operation "on top of it " which is closed, associative and with an identity, a category consists of an ...

[kat-i-gawr-ee, -gohr-ee]
any general or comprehensive division; a class.
a classificatory division in any field of knowledge, as a phylum or any of its subdivisions in biology.
(used with a singular verb) a game in which a key word and a list of categories, as dogs, automobiles, or rivers, are selected, and in which each player writes down a word in each category that begins with each of the letters of the key word, the player writing down the most words within a time limit being declared the winner.
Mathematics. a type of mathematical object, as a set, group, or metric space, together with a set of mappings from such an object to other objects of the same type.
Grammar. part of speech.
Source: Dictionary.com
category | Define category at Dictionary.com
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