OneLook Dictionary Search

This site is a search engine for words and phrases You can get a definition, or quickly find related words, which is particularly helpful for writing papers. If you’re not quite sure how to spell a word, give it your best shot, and OneLook will suggest some words that can help you narrow in on the correct spelling. Or if you only have a definition, type that into their reverse dictionary, and you’ll also get suggested words for your definition or phrase.

OneLook has 5 million words from more than 900 online dictionaries in its search engine.