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

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

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

The largest and most trusted free online thesaurus. Quickly find accurate and up-to-date synonyms, antonyms, and related words at Thesaurus.com. Synon...

Expert information and non-commercial resources for mental and emotional health, active healthy lifestyles, and aging issues.

Behavioral (psychiatric and substance use disorders) health care related information and resources.

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

The Needle Phobia Page is a starting point for overcoming the fear of needles and needle procedures. This (often complex) condition ranges from a fear...

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American Psychiatric Association

Dr. John Grohol