WordWeb is a powerful free English thesaurus and dictionary. Find definitions and synonyms, as well as various sets of related words. The database has over 150 000 root words. The program can be used on its own or with almost any Windows program.

TheSage's English Dictionary and Thesaurus is a complete dictionary and multifaceted thesaurus of the English language. TheSage can look up words directly from almost any program (IE, Word, Firefox, Outlook, Thunderbird,... ) and is 100% portable. Notable features include: structured lookup display, advanced wildcard search, tabbed interface, anagram search, customizable user-interface, and more.

SpellExpress provides instant access to a spellchecker, thesaurus & dictionary directly from your desktop. With SpellExpress you can spell check a word or phrase and find meanings, synonyms, and antonyms from any application. Drag-and-drop text from any application for instant look up. SpellExpress is standalone so you can use it from any application. You don't even need an internet connection.

Mobysaurus Thesaurus is an offline, free English thesaurus software based on Moby Thesaurus II - royalty-free, authoritative and most suitable for everyday reference. With this, you will feel it so much easier to choose the right word or words for every occasion or purpose.

Mobysaurus Thesaurus is a comprehensive (30,000+ roots and over 2,500,000 synonyms), feature-rich, off-line English thesaurus that brings the exact word to your mind, serving your everyday speaking and writing purposes - at no cost.

Mobysaurus is a free, feature-rich English thesaurus and dictionary software that integrates Moby Thesaurus II, Roget's Thesaurus, GCIDE Dictionary and WordNet -- all royalty-free, powerful and most suitable for everyday reference. With this, you will feel it so much easier to choose the right word or words for every occasion or purpose.

Dictionary, Encyclopedia and Thesaurus add-on for Internet Explorer. This program will add a Dictionary, Encyclopedia and a Thesaurus menu item to the right-mouse click menu in IE. Very easy to install, with no configuration or extra resources needed.

Editable, monolingual dictionary of synonyms. Thesaurus German 280,000 entries, Thesaurus English 200,000 entries, Thesaurus Spanish 230,000 entries, Thesaurus Italian 190,000 entries, Thesaurus French 150,000 entries, Thesaurus Portuguese 50,000 entries, Thesaurus Dutch 180,000 entries, Thesaurus Swedish 210,000 entries. For PocketPC2003 and Mobile Edition!

Editable, monolingual dictionary of synonyms. Thesaurus German 280,000 entries, Thesaurus English 200,000 entries, Thesaurus Spanish 230,000 entries, Thesaurus Italian 190,000 entries, Thesaurus French 150,000 entries, Thesaurus Portuguese 50,000 entries, Thesaurus Dutch 180,000 entries, Thesaurus Swedish 210,000 entries. For HPC and PocketPC2002!

Addict is a professional native VCL component suite that provides end-to-end solutions for adding spelling check and thesaurus support to your applications. With Addict you can add live-spelling ("squiggly" red underline) to your RichEdit components, add a first-class spelling checker capable of checking nearly any control available, and add automatic thesaurus lookup and replacement support.