- The definition of classification is a grouping of people or things in a systematic way.
A separation of clothing by winter and summer is an example of classification.
classification definition by Webster's New World
- a classifying or being classified; arrangement according to some systematic division into classes or groups
- a system of such classes or groups
- such a class or group
- Biol. taxonomy
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- classificatory adjective
classification definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
- The act, process, or result of classifying.
- A category or class.
- Biology The systematic grouping of organisms into categories on the basis of evolutionary or structural relationships between them; taxonomy.
- clasˌsi·fi·ca·toˈri·ly adverb
- clasˈsi·fi·ca·toˌry adjective
classification - Ologies & -Isms Definition
Ologies & -Isms. Copyright 2010 The Gale Group, Inc. All rights reserved.
binomial a name composed of two terms, a generic and a specific. —binomial, adj. biosystematics biosystematy. —biosystematic, biosystematical, adj. biosystematy the science of the classification of living things. Also called biosystematics. —biosystematic, —biosystematical, adj. cytotaxonomy the area of taxonomy that uses cytological structures, as chromosomes, in classifying organisms. dichotomy division of material into two parts for the purpose of classification. —dichotomist, n. methodology 1. the science of method or orderly arrangement and classification. 2. any system created to impose order. See also logic. —methodological, adj. micrology the investigation and classification of trivial matters. —micrologist, n. —micrologic, micrological, adj. museography the enumeration and description of a museum’s collection. —museographer, museographist, n. nomenclator a person who invents or assigns names, as in nomenclature. See also books. nomenclature 1. a system of names used in the classification of an art or science or other field or subject. 2. a naming system peculiar to a social group. See also books. onym Biology. a technical name, as one that forms part of a system of nomenclature or classification. onymy the application of onyms; classification or systematic nomenclature. organonymy the nomenclature of organs. —organonymal, organonymic, adj. phylum any of the basic divisions of the plant or animal kingdom. physiography the systematic classification and description of nature. See also geography; geology. —physiographer, n. —physiographic, physiographical, adj. quinarian an advocate of the quinary system of animal classification, which regarded all animal groups as being naturally divisible by five. —quinarian, quinary, adj. syntypicism the condition or quality of being of the same type. —syntypic, adj. systematics the study of classification and methods of classification. —systematician, systematist, n. systematism the practice or act of systematizing. systematology the study or science of systematizing. tautonym a botanical or zoological name in which the two terms, the generic name and the specific, are the same (a practice no longer approved by the International Code of Botanical Nomenclature). —tautonymic, tautonymous, adj. taxonomy 1. the technique or science of classification. 2. the scientific identification, naming, and classification of living things. Also called systematics. —taxonomist, n. —taxonomie, taxonomical, adj. terminology 1. the terms of any branch of knowledge, field of activity, etc. 2. the classification of terms associated with a particular field; nomenclature. 3. Rare. the science of classification. —terminologic, terminological, adj. trichotomy division into three parts, especially the theological division of man’s nature into the body, the soul, and the spirit. —trichotomic, trichtomous, adj. trinomialism the use of three terms or names in the classification of a species, genus, variety, etc. —trinomial, adj. trionym a trinomial or name composed of three terms. typocosmy Rare. a universal system of nomenclature or classification. zootaxy zoological classification; the scientific classification of animals.
classification - Medical Definition
The American Heritage® Medical Dictionary Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
- A systematic arrangement into classes or groups.
- The systematic grouping of organisms into categories on the basis of evolutionary or structural relationships between them; taxonomy.
classification - Science Definition
The systematic grouping of organisms according to the structural or evolutionary relationships among them. Organisms are normally classified by observed similarities in their body and cell structure or by evolutionary relationships based on the analysis of sequences of their DNA. See more at cladistics, Linnean. See Table at taxonomy.