Oxford English Dictionary
The definitive record of the English language with over 600,000 words and 3 million quotations
oed.com · 6,867
Omniglot
The encyclopedia of writing systems and languages with useful tips on learning languages and multilingual texts.
omniglot.com · 3,402
Phrase Finder
A comprehensive collection of English phrases, sayings, idioms, and proverbs with meanings and origins explained.
phrases.org.uk · 3,286
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