Welcome to the Oxford Classical Dictionary

Learn more

Letter from the editor

Abbreviations

cognitive studies and ancient science, technology, and medicine

"Cognitive studies of Graeco-Roman antiquity may draw on a wide range of ancient and modern theories of mind. Particularly fruitful modern approaches for the study of ancient science include..." – By Courtney Roby

geocentricity

"Geocentricity is the theory that the Earth is located at the center of the cosmos. The theory was espoused first by Parmenides in the fifth century BCE and then became the standard view from the fourth century BCE onward..." – By Jacqueline Feke

What's New to the OREs

In November 2024, 76 new articles and 12 revised articles, spread across 20 subjects, have been published on the Oxford Research Encyclopedias platform.

ORE Food Studies is Now Available via Subscription and Perpetual Access

On October 23, after a successful free period during development, the Oxford Research Encyclopedia of Food Studies has been made available via subscription and perpetual access to libraries and institutions worldwide.

Read more

Explore Oxford Scholarly Editions

Oxford University Press’s Greek and Latin editions and translations, including the Oxford Classical Texts series, are now available online.

Explore by Discipline

Working with international communities of scholars across all fields of study, we are developing new comprehensive collections of in-depth, peer-reviewed summaries on an ever-growing range of topics.

For Librarians

Oxford University Press offers a variety of tools to help you promote your access to the Oxford Research Encyclopedias and get the most out of these resources.

Maps of the Ancient World

Explore our selection of maps from the Bronze age to the reign of Constantine.