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Nisus Thesaurus is an integrated language reference for writers and editors.

Mac OS X comes with built-in spell checking for many applications, but why stop there? Now you can have an integrated thesaurus as well. With Nisus Thesaurus you get a fast electronic thesaurus that automatically integrates with any service aware application including Nisus Writer Express, Mail, TextEdit, Safari, and more.

Using Thesaurus is easy. Just select the word in your favorite application and choose "Nisus Thesaurus" from the "Services" sub-menu. When you select a word in Nisus Thesaurus, the synonyms for that word will be shown more...

What's New

Version 1.1.1:
  • Signed with an Apple Developer ID so it runs on Mac OS X 10.8 and Gatekeeper.


  • OS X 10.7 or later

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5 16


Current Version (1.x)


Downloads 49,094
Version Downloads 22,899
License Free
Date 01 Aug 2012
Platform OS X / PPC 32 / Intel 32
Price Free
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