Print out this personal Thesaurus for younger learners. This PDF has a collection of words in each section, plus space for your children to write their own.
http://ictmagic.wikispaces.com/English
Look up words in the Visuwords online graphical dictionary and thesaurus to find their meanings and associations with other words and concepts. Produce diagrams reminiscent of a neural net. Learn how words associate.
Another visual thesaurus that many people like. (I also use visuwords as it is free.) This is great for helping students define and understand vocabulary in context.
Google, Dictionary.com,Thesaurus.com, Wikipedia, Acronym Finder, NCSU, unitconversion, Bablefish, and Wolfram-Alpha.
Click on the MORE link for more options.
Schoolr would like to thank the Reference.com family, Google, Wikipedia, Acrnonym Finder,
Urban Dictionary, Altavista Babel Fish, SparkNotes, NCSU, and unitconversion for their great resources.
"For fun, the writer and children's book illustrator has created a series of images that can help young writers broaden their language and writing, encouraging young authors to "Fill your stories with a rainbow of images" - A great resource for the primary/elementary classroom and beyond…"
term.ly is the companion website for the terminology app for the ipad/ iphone. You can also shorten and share definitions. The main problem I had is if you use a diigo box, the search box tries to take over the words. Nice clean dictionary.
Lexipedia provides the definitions of words along with a webbed diagram of related words and their definitions. In addition to definitions and diagrams, Lexipedia offers audio pronunciations of words
VocabGrabber analyzes any text you're interested in, generating lists of the most useful vocabulary words and showing you how those words are used in context. Just copy text from a document and paste it into the box, and then click on the "Grab Vocabulary!" button. VocabGrabber will automatically create a list of vocabulary from your text, which you can then sort, filter, and save.