Dictionaries and Encyclopedias
When to use dictionaries and encyclopedias:
- find background information, basic concepts, and viewpoints of topic
- see historical context and relationships to other topics
- identify and define specialized terms used to discuss the topics
- find or verify data, facts, formulas, etc.
The sources listed here are just some of our online dictionaries and encyclopedias. To find more encyclopedias and dictionaries both in print and online, search the
catalog using a word that represents your topic and either the word
encyclopedia or the word
dictionary.