411 REFERENCE · Wiktionary
Dewey Decimal Classification
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Alternative forms
initialism en DDC
Etymology
en American librarian and educator Melvil Dewey =.
Proper noun
Dewey Decimal Classification
en library studies A proprietary library classification system that allows new books to be added to a library in their appropriate location based on subject.
Synonyms
Dewey Decimal System
Further reading