Arabic Library Standards


Arabic Dewey Decimal Classification

Key Features of the 23rd Edition

  • DDC 23 is revised to reflect the huge developments in the human body of knowledge, with many new topics, additions in terminologies, and significant updates to selected subject areas. New topics include: Orthodox Church and Islam, food and clothing, graphic and decorative arts, law, computer science, historical periods, cinematography and videography, sports and games.
  • Provides the classifier with wide classification possibilities with 40,000+ explicit assignable numbers in schedules (including built numbers), 12,150+ facets (building blocks from Tables 1-6 and internal add tables for languages, geographic areas, ethnic/national groups and genres), and 102,360+ Relative Index terms.
  • Significant geographic expansions, in Table 2 and geography classification schemes, to accommodate the international use and improved international framework for education topics.
  • Many changes in structural representation were made to improve usability and simplify classification tasks.

Arabic Edition Highlights


  • Presents a complete translation of the Full 23rd Original Edition, with no drops in schedules and tables and with the complete Relative Index for the first time in the Arab world.


  • Has expansions and provisions in Islam classification schemes 297.1-.8 as well as Islamic provisions in law classification schemes 340.59 and 342-347, thus accommodating Arab and Islamic classification needs.


  • Revised and cross-checked by library experts to ensure the clarity and readability of the instructions, as well as by subject specialists in many areas of knowledge to ensure the accuracy of the specialized terminology.


  • Fully revised and freshened vocabulary through the use of the latest lexical sources in all subject areas to support new Dewey’s functions as an online discovery tool and a linked data product.

Fully fledged

  • Mirrors the original edition in layout, indentations, footnotes, and maintains the English DDC typography in punctuation, and font special effects, as well as the use  of Arab numerals instead of Indian ones, to ensure consistency with the original edition and achieve the concept of a highly structured knowledge organization system.