What does Dewey decimal classification mean?
• DEWEY DECIMAL CLASSIFICATION (noun) The noun DEWEY DECIMAL CLASSIFICATION has 1 sense: 1. a system used by libraries to classify nonfictional publications into subject categories; the subject is indicated by a three-digit numeral and further specification is given by numerals following a decimal point; publications are shelved by number Familiarity information: DEWEY DECIMAL CLASSIFICATION used as a noun is very rare.