Dictionaries & Encyclopedias
Explore reliable dictionaries and encyclopedias for clear definitions, detailed explanations, and in-depth information on a variety of topics.
Oxford Dictionaries
Find the meaning of a word, its origin, and how you might use it most effectively.
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Oxford English Dictionary
Find definitions, origins, and pronunciations for over 600,000 words. The Oxford English Dictionary (OED) is the definitive guide to how English words have changed over time and includes video tutorials to help you with your research.
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