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  • Dewey Decimal System
    Dewey Decimal System
    noun
    a frequently used system of library book classification and arrangement with ten main subject classes
  • Dewey decimal system
    Dewey decimal system
    A system used in libraries for the classification of books and other publications. It uses the numbers 000 to 999 to cover the general fields of knowledge and subdivides each field by the use of decimals and letters. Named after its inventor, Melvil Dewey.

Dewey Decimal System

British  
/ ˈdjuːɪ /

noun

  1. Also called: decimal classification.   DDS.  a frequently used system of library book classification and arrangement with ten main subject classes

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Dewey decimal system Cultural  

  1. A system used in libraries for the classification of books and other publications. It uses the numbers 000 to 999 to cover the general fields of knowledge and subdivides each field by the use of decimals and letters. Named after its inventor, Melvil Dewey.

Etymology

Origin of Dewey Decimal System

C19: named after Melvil Dewey (1851–1931), US educator who invented the system

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.