classification

n 1: the grouping of things by classes or categories [syn: {categorization},

{categorisation}]

2: a group of people or things arranged by class or category

[syn: {categorization}]

3: the basic cognitive process of arranging into classes or

categories [syn: {categorization}, {sorting}]

4: restriction imposed by the government on documents or

weapons that are available only to certain authorized

people [ant: {declassification}]