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Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.

The National Library of Medicine (NLM), on the campus of NIH in Bethesda, Maryland, is the world

Welcome to InnerBody.com, your online guide to the anatomy and physiology of the human body. Study diagrams, internal organs, body parts and systems.

YouTube is a place to discover, watch, upload and share videos.

IFFGD addresses issues surrounding life with gastrointestinal (GI) or digestive disorders.

Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.

Vocabulary.com helps you learn new words, play games that improve your vocabulary, and explore language.

The homepage for Johns Hopkins Medicine. The organization brings together the faculty, physicians, and scientists of the School of Medicine with professionals of the Johns Hopkins Health System.

The eMedicine point-of-care clinical reference features up-to-date, searchable, peer-reviewed medical articles organized in specialty-focused textbooks, and is continuously updated with practice-changing evidence culled daily from the medical literat...

The New England Journal of Medicine (NEJM) is a weekly general medical journal that publishes new medical research and review articles, and editorial opinion on a wide variety of topics of importance to biomedical science and clinical practice.