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The most popular dictionary and thesaurus for learners of English. Meanings and definitions of words with pronunciations and translations.

The historical English dictionary An unsurpassed guide for researchers in any discipline to the meaning, history, and usage of over 500,000 words and phrases across the English-speaking …

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Dec 5, 2025 · Pioneers in Language Reference for 200 years. Popular and trusted online dictionary with over 1 million words. Find definitions, meanings, synonyms, pronunciations, …

The largest and most trusted free online dictionary for learners of British and American English with definitions, pictures, example sentences, synonyms, antonyms, word origins, audio …

2 days ago · Clear and simple definitions in American English from Britannica's language experts. More usage examples than any other dictionary.

The meaning of DICTIONARY is a reference source in print or electronic form containing words usually alphabetically arranged along with information about their forms, pronunciations, …

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