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

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictiona...

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

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

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

Patient resource for type 1 diabetes, type 2 diabetes, thyroid cancer, osteoporosis, adrenal disorders and other endocrine disorders. Includes informa...

Visit Hormone.org for up-to-date information about endocrine system diseases including diabetes, thyroid problems, osteoporosis, and the effects of ho...

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

The eMedicine point-of-care clinical reference features up-to-date, searchable, peer-reviewed medical articles organized in specialty-focused textbook...