Dictionary

                      THE 5 BEST ONLINE DICTIONARIES

     Here are FIVE of the very best online dictionaries that help you understand words, idioms in manners that are extremely reliable and useful.

1. Cambridge Dictionary Online : The online version is made up of four dictionaries: the Cambridge Dictionary of American English, the Cambridge Learner’s Dictionary, the Cambridge International Dictionary of Phrasal Verbs and the Cambridge International Dictionary of Idioms. It’s a big website that you might want to explore if you’re looking for one of the more serious online dictionaries.

2. Oxford Dictionary Online : Oxford's Compact English Dictionary contains 145,000 words and definitions, translations, thesauruses, grammar guides and help, and much more.

3. Merriam-Webster Online :  It’s made up of a typical dictionary, a thesaurus, a Spanish to English translation and a medical dictionary. It’s features are relatively sparse but if you’re looking for online dictionaries with good pedigrees Merriam-Webster Online should be of interest to you.

4. Dictionary.com : It offers definitions, pronunciations, word origins and world history. It also is responsible for one of the best mobile dictionary apps, hands down.

5. Macmillan : The perfect free online English dictionary – a one-stop reference for English speakers around the world. The free online thesaurus is fully integrated into dictionary entries and shows useful sets of synonyms and related words.

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Based on articles of productivity : http://www.lifehack.org/articles/productivity/the-best-10-online-dictionaries.html