The Best Online Dictionaries...

1- www.thefreedictionary.com

2- www.abbreviations.com

3- www.yourdictionary.com

4- www.thesaurus.com

5- http://dictionary.cambridge.org/

6- http://www.oxforddictionaries.com/

7- http://www.ldoceonline.com/

8- http://www.collinsdictionary.com/

9- http://www.macmillandictionary.com/

10- http://www.merriam-webster.com/

11- http://www.acronymfinder.com/

12- http://www.definitions.net/

13- http://dictionary.reference.com/

14- http://www.urbandictionary.com/

15- http://www.visualthesaurus.com/

16- http://www.vocabulary.com/dictionary/

17- http://www.idiomeanings.com/idioms/

18- http://www.wordreference.com/definition/

19- http://www.wordsmyth.net/

20- http://www.babylon.com/define/40/online-english-dictionary.html

http://www.etymonline.com/

Wonderful , thank you

Great , Mr. . Thank you .