If your looking to translate then you'll want to visit travlang's Translating Dictionaries. This web site offers many many translating dictionaries for languages ranging from German to Spanish.

Need a definition? Search more than 160,000 entries in the Web's most up-to-date dictionary.

Search several different dictionaries at Dictionary.com which includes Webster's Revised Unabridged Dictionary, WordNet ®, The Free On-line Dictionary of Computing, Jargon File, The Elements, Easton's 1897 Bible Dictionary, Hitchcock's Bible Names Dictionary, U.S. Gazetteer, and The CIA World Factbook.

Merriam also offers an online thesaurus. So if you're looking for the perfect word? Find it in the Web's best thesaurus.

THE SEMANTIC RHYMING DICTIONARY

You can use the THE SEMANTIC RHYMING DICTIONARY to help write poetry, song lyrics, greeting cards, witticisms, and more. Using the three phonetic query functions you can find words that rhyme with, almost rhyme with, or sound exactly the same as a certain target word.