Classical Studies online encyclopedia of articles relating to ancient Greece and Rome. The new digital edition of the Oxford Classical Dictionary (OCD) has at its core all articles from the printed OCD 4th edition, to which newly commissioned articles are being added, and regular revisions and updates of previously published articles are made, ensuring that its scholarship remains current and reflective of new research. The digital edition includes links to digital resources, including open-access texts, translations, and databases, as well as a series of maps of the ancient world, that are freely available for personal and educational use.