1.Definition: a group of people or things arranged by class or category

Related Noun(s):categorisation, classification

Category: General

2.Definition: the act of distributing things into classes or categories of the same type

Related Noun(s):assortment, categorisation, classification, compartmentalisation, compartmentalization

Category: General

3.Definition: the basic cognitive process of arranging into classes or categories

Related Noun(s):categorisation, classification

Category: General