Where can one find an online medical dictionary?

Online medical dictionaries can be found online. One comprehensive site is located at medterms which is part of the larger site medicinenet. They have a dictionary that you can search by letter. Another good source for medical term definitions is medilexicon which provides definitions for over 100,000 medical terms. Medilexicon is run by Stedmans which is part of a company that provides a line health science publications.