Medical Terms Information Guide - University of Maryland Medicine. Offers two ways to find definitions of medical terms. Use the online medical glossary or search by term.
MedicineNet: Medical Dictionary - Offers a dictionary of common terms, medication listings, procedures and condition listings.
Surgery Door - A guide to medical conditions, ilnesses and ailments, their treatment and possible cure.
Taber's Online - Taber's Cyclopedic Medical Dictionary on the Internet.