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Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.

Longman English Dictionary is the leading dictionary for learners of English of all ages and levels who want to learn more about English: definition, idioms, examples and more.

Aryanpour English Farsi Dictionary is the leading Farsi translator with Iranian alphabet, Farsi keyboard, Persian phrases, and academy terms.

The first and most popular free online Farsi(Persian)/English Dictionary with easy to use Farsi keyboard.

The Best and Newest English / Farsi Dictionary Free, Searchable English-Farsi and Farsi-English dictionary with more than 600,000 words.

The Free Online English Dictionary from Macmillan Publishers.

Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.

Oxford Advanced Learner

Coolmath has a ton of cool math games and puzzles, lots of really clear math lessons (arithmetic, fractions, decimals, algebra, etc.), fractals, geometry, tessellations and more. Tons of very cool math stuff for kids, teens, parents and teachers too!

Free online English dictionary by Babylon. Get free definitions from over 1,000 online dictionaries, glossaries and encyclopedias and download our translation/dictionary tool for free

YourDictionary is a free online dictionary that offers definition search from Webster's dictionary for word meanings and thesaurus. Use this dictionary search as a crossword or scrabble dictionary. Also find legal dictionary, technical words, glossar...

Dictionary Farsi has more than 1,000,000 words and it

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...