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Medical Spell Checker with OpenMedSpel
OpenMedSpel for Mozilla Firefox, Thunderbird, and SeaMonkey is free and open source medical spell checking dictionary that includes nearly 50,000 medical terms ranging from abdominis to zygomatic.
US English Medical Dictionary Requires Restart
Adds 7,500+ medical terms to the standard US English dictionary. Enabled by right clicking on a textarea, selecting "Languages" then "English (Medical)". For use in Firefox, Thunderbird and SeaMonkey.
Helioid
Use the Helioid categorization based search engine to view and quickly refine your search results.
To create your own collections, you must have a Mozilla Add-ons account.