the world's most comprehensive free online dictionary, thesaurus, and encyclopedia with synonyms, definitions, idioms, abbreviations, and medical, financial, legal specialized dictionaries

our online dictionary is the best source for definitions and origins of words, meanings of concepts, example sentences, synonyms and antonyms, grammar tips, and more.

the online etymology dictionary (etymonline) is the internet's go-to source for quick and reliable accounts of the origin and history of english words, phrases, and idioms. it is professional enough to satisfy academic standards, but accessible enough to be used by anyone.

the oed is the definitive record of the english language, featuring 600,000 words, 3 million quotations, and over 1,000 years of english.

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a language arts reference tool and comprehensive search engine for words. includes the functions of a rhyming dictionary, thesaurus, and spelling checker, as well as an integrated full-text search engine for all of shakespeare's works and thousands of quotations and poems.

longman english dictionary - the leading dictionary for learners of english of all levels: definitions, idioms, examples and more.

the dictionary by merriam-webster is america's most trusted online dictionary for english word definitions, meanings, and pronunciation. #wordsmatter

free online dictionaries - spanish, french, italian, german and more. conjugations, audio pronunciations and forums for your questions.