Dictionaries
Merriam-Webster Medical Dictionary
See the Help section for tips on how to search if you are only sure of part of a word (beginning, middle, or end), how a word is used , how to find definitions including a specific word, and other search tips.
Looking for a word or term, but forgot it? Select one of the groups under the search box for alphabetical lists. For example, you can look for common medical words by medical subject, clinical signs, anatomy, and syndromes. Also you can find the meanings of prefixes and suffixes. From Medilexicon International, an Internet publisher of health and medical news and medical information.
Medical Dictionary/Medical Terminology
Over 100,000 medical terms. The results of your search will display an exact match for your search term as well as displaying search results that contain your whole search term within a medical term / phrase, providing a match can be found. Also finds any alternative spellings of the word you searched (fuzzy search option). From MediLexicon International Ltd., an Internet publisher of health and medical news and medical information.
Includes over 500,000 medical and drug terms. Type in the term you want to check for spelling. Then click on the spell check button. If the term is not found, the spell checker will suggest any terms than are similar in sound or spelling.
Online Books
Medical Encyclopedia (A.D.A.M.)
Includes over 4,000 articles about diseases, tests, symptoms, injuries, and surgeries. It also contains a large collection of medical photographs and illustrations. A.D.A.M. stands for Animated Dissection of Anatomy for Medicine ; the publisher of A.D.A.M. currently uses this acronym as the name of their business.
Merck Manual Home Edition for Patients and Caregivers
Comprehensive information about diseases, diagnosis, prevention, and treatment in easy-to-understand English. Includes anatomy. Has illustrations, photos, animations, and videos. From Merck, a pharmaceutical company.