Classifier and Classification

noun

• A person who creates classifications.
• A word or morpheme used in some languages in certain contexts (such as counting) to indicate the semantic class to which the counted item belongs. .

(n.) One who classifies.

noun

• The act of distributing things into classes or categories of the same type.
  • synonyms: categorization, categorisation, compartmentalization, compartmentalisation, assortment
• A group of people or things arranged by class or category.
  • synonyms: categorization, categorisation
• The basic cognitive process of arranging into classes or categories.
  • synonyms: categorization, categorisation, sorting
• Restriction imposed by the government on documents or weapons that are available only to certain authorized people. .

(n.) The act of forming into a class or classes; a distibution into groups, as classes, orders, families, etc., according to some common relations or affinities.

(DoD) The determination that official information requires, in the interests of national security, a specific degree of protection against unauthorized disclosure, coupled with a designation signifying that such a determination has been made. See also security classification.