A list of subject headings or descriptors usually with a cross-reference system for use in the organization of a collection of documents for reference and retrieval.
http://beautifulsynonyms.com/
Also offers antonyms and definitions.
http://graphwords.com/
Produces a color coded graph using data taken from the Wordnet lexicon for the chosen word, showing associations. Graphs can be saved and printed.
http://www.lexfn.com/
Search for relationships between words and concepts that might never have occurred to you before.
http://www.merriam-webster.com/thesaurus
Provides synonyms, antonyms, related words and idiomatic phrases.
http://www.phrases.org.uk/phrase-thesaurus/
A resource for writers. Enter a single word and it will return a list of phrases and sayings that are related to the word in some way. In English.
https://www.powerthesaurus.org/
Also offers broader, narrower and related synonyms.
http://www.synonyms.net/
Includes word-related facts and word of the day.
http://www.synonyms360.com/
Provides a searchable database and a partial word index to browse.
http://www.thesaurus.com/
Online version of Roget's II: The New Thesaurus, 3rd edition.
http://www.visualthesaurus.com/
Interactive dictionary and thesaurus using a visual display for data navigation.
http://www.wordsmyth.net/
Integrated English dictionary and thesaurus.
Thanks to DMOZ, which built a great web directory for nearly two decades and freely shared it with the web. About us
Clicky