Dewey decimal classification

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noun Dew·ey decimal classification \ˈdü-ē- also ˈdyü-\

Definition of Dewey decimal classification

  1. :  a system of classifying books and other publications whereby main classes are designated by a 3-digit number and subdivisions are shown by numbers after a decimal point —called also Dewey decimal system

Origin and Etymology of dewey decimal classification

Melvil Dewey


First Known Use: 1924


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