English > classification system: 1 sense > noun 1, cognition| Meaning | A system for classifying things. |
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| Narrower | ABO blood group system, ABO system, ABO group | A classification system for the antigens of human blood |
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| Dewey decimal classification, Dewey decimal system, decimal system of classification | A system used by libraries to classify nonfictional publications into subject / subject categories |
| file system, filing system | A system of classifying into files (usually arranged alphabetically) |
| grouping, pigeonholing | A system for classifying things into groups |
| hierarchical classification system | A classification system where entries are arranged based on some hierarchical structure |
| rating system, scoring system | A system of classifying according to quality or merit or amount |
| Broader | arrangement, organization, organisation, system | An organized structure for arranging or classifying |
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