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

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Watch full episodes of your favorite PBS shows, explore music and the arts, find in-depth news analysis, and more. Home to Antiques Roadshow, Frontline, NOVA, PBS Newshour, Masterpiece and many others.

The National Alliance on Mental Illness is a nonprofit, grassroots, self-help, support and advocacy organization of consumers, families, and friends of people with severe mental illnesses, such as schizophrenia, bipolar disorder, major depression, o...

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

Leading source for news, video and opinion on politics, business, world and national news, science, travel, entertainment and more. Our local coverage includes reporting on education, crime, weather, traffic, real estate, jobs and cars for DC, Maryla...

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...