Use your lexicon to collect terms that you find interesting and define them the way you think they are correct.
Download the Factolex Glossary plugin here: factolex-glossary.zip (0.2)
Check out the plugin page on wordpress.org
Wordpress 2.5+, PHP5
German Localization, Improved Error handling, Suggest also original spelling of terms.
Initial Release

This shows the box that will appear in your sidebar when editing a post. Click the "Check for terms" button to fetch terms that appear in your post.

This is how your post is being displayed after it has been analyzed by Factolex. Click on the terms to add them to your glossary.

The Factolex Glossary that appears on your post will look like this.

Settings screen