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Medical Dictionary is intended for use by healthcare consumers, students, and professionals as well as anyone who wants to keep up with the burgeoning array of terminology found in today’s medical news. By staying clear of jargon, the dictionary o...

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

Online Medical Dictionary and glossary with medical definitions

COPD is a progressive illness caused primarily by cigarette smoking and other airway irritants. Learn more about COPD and emphysema and how quitting smoking can improve your chances of survival. Find out about COPD symptoms and COPD diagnosis. Learn ...

Lung cancer is the leading cause of cancer deaths worldwide. Despite being so common, navigating the health care system from lung cancer diagnosis to lung cancer treatment can be a lonely and frightening time. In this About.com health guide we

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

The Toxic Substances Hydrology Program provides science information needed to improve characterization and management of contaminated sites, to protect human and environmental health, and to reduce potential future contamination problems.

from News-Medical.Net - Latest Medical News and Research from Around the World

Mayo Clinic — Comprehensive medical diagnosis and treatment; locations and services; request an appointment.

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

Answers.com: Wiki Q&A combined with free online dictionary, thesaurus, and encyclopedias. Ask questions, get answers.