MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Dry skin
Abnormally dry skin. Can be caused by a dry climate, winter weather, deficiency of vitamin A, systemic illness, overexposure to sunlight, or medication. The skin loses moisture. It may crack and peel. Or it may become irritated, inflamed…
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Show more- Acute necrotizing ulcerative gingivitis (ANUG) This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Pericardial sac A conical sac of fibrous tissue which surrounds the heart and the roots of the great blood vessels. Also…
- Uremia The presence of excessive amounts of urea in the blood, which may be a sign of kidney disease or failure. See…
- Restless legs See: Restless leg syndrome
- Colorblindness The inability to perceive colors in a normal fashion. The most common forms of colorblindness are inherited…
- Mustard (Arabidopsis thaliana) genome All of the genetic information contained in Arabidopsis thaliana, a plant belonging to the mustard family…
- Cancer Institute, National The National Cancer Institute (NCI) is one of the National Institutes of Health (NIH) in the U.S. The mission…
- Behavior therapy A treatment program that involves substituting desirable behavior responses for undesirable ones
- Post-traumatic stress disorder Stress disorder: A common anxiety disorder that develops after exposure to a terrifying event or ordeal in…
- Scoliosis, acquired Lateral (sideways) curving of the spine present at birth or due to a condition present at birth. The…
- Prepuce, inflammation of the Inflammation of the prepuce (the foreskin of the penis) is called posthitis. In the uncircumcised male…
- Vagina, septate A vagina that is divided, usually longitudinally, to create a double vagina. This situation can be easily…