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 definition, any general or comprehensive division; a class. See more.
Define category: a group of people or things that are similar in some way —
category in a sentence.
Define category. category synonyms, category pronunciation, category
translation, English dictionary definition of category. n. pl. cat·e·go·ries 1. A
category meaning, definition, what is category: (in a system for dividing things
according to appearance, quality, etc.) a type, or a…. Learn more.
Dec 7, 2015 ... A category consists of a collection of things and binary relationships (or
transitions) between them, such that these relationships can be ...
Synonyms for category at Thesaurus.com with free online thesaurus, antonyms,
and definitions. Dictionary and Word of the Day.
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 ...
a class or division of people or things regarded as havin... Meaning,
pronunciation, example sentences, and more from Oxford Dictionaries.
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 ...