Top Ten Free Online English Dictionaries - well known, reputable & authoritative

Here from me, are the top ten free online English dictionaries from publishers that have well known reputations, are authoritative, and are long established:



Cambridge Dictionaries Online from Cambridge University Press

Cambridge Advanced Learner’s Dictionary from Cambridge University Press


Chambers 21st Century Dictionary search online


Collins Dictionary online


Longman Dictionary of Contemporary English Online


Macmillan Dictionary online


Merriam-Webster Online


Oxford Dictionaries free site

Oxford Advanced Learner’s Dictionary search, world’s best-selling advanced learner’s dictionary


WordNet search from Princeton University


Of course, don't forget that there are plenty of other free online English dictionaries which may be even more useful.