The links below lead you to encyclopedias and online reference tools.
These resources are often great starting points because they often give broad subject coverage and/or historical context. Review an entry's references for more possible sources.
Online encyclopedias, dictionaries, and specialized reference sources, primarily in the social sciences and humanities.
Includes the complete text of the Oxford English Dictionary, 2nd ed. plus quarterly updates of new and revised entries. Trace the origin and history of words and their meanings in this etymological dictionary.
Spans 25 different subject areas, bringing together digitized entries across Oxford University Press’s Dictionaries, Companions and Encyclopedias. UC subscription allows limited simultaneous users, so if you can't connect try again later. Please note: UCLA Library has access to a selected number of Oxford reference titles, and not the entire set.