Dictionary.com

Dictionary.com, as we all know, is a tool that we can look the words up on it. It provides you with idioms, phrases, word origin and history and audio pronunciation, which is the same as other dictionary. What’s more, it has more than 2,000,000 definitions, synonyms and antonyms, and so on.
It is a helpful dictionary tool for people of different types. Children of school age, scholars who study in lexicology and immigrants from other countries who know little English words, etc. will find it absolutely helpful because you can learn English words any time and anywhere you want.