MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Sabin, Albert
(1906-93) Pioneering researcher on viruses and viral diseases who developed the oral live-virus vaccine against polio. Sabin's vaccine came to be preferred over the alternative killed-virus vaccine developed by his bitter rival Dr. Jonas…
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Show more- Saccade Abrupt rapid small movements of both eyes, such as when the eyes scan a line of print. The saccades can be…
- Histamine Substance that plays a major role in many allergic reactions. Histamine dilates blood vessels and makes the…
- Tay-Sachs disease A genetic metabolic disorder caused by deficiency of the enzyme hexosaminidase A (hex-A) that results in a…
- Migraine, abdominal An attack of abdominal pain that may be preceded by a migraine aura and accompanied nausea, vomiting, and…
- Mediastinum The area between the lungs. The organs in this area include the heart and its large veins and arteries, the…
- Ruptured spleen Rupture of the capsule of the spleen, an organ in the upper left part of the abdomen, is a potential…
- Agita Heartburn, acid indigestion, an upset stomach or, by extension, a general feeling of upset. The word is…
- Temporal lobe epilepsy See: Epilepsy, temporal-lobe
- Angioid streaks Tiny breaks in the elastin-filled tissue in the back of the eye (retinae). These abnormalities are visible to…
- Synthesis Putting together different entities to make a whole which is new and different. In biochemistry, synthesis…
- Hemodialysis Hemodialysis: A medical procedure that uses a special machine (a dialysis machine) to filter waste products…
- Paternal 1. Pertaining to the father as, for example, a paternal age effect.2. Related through the father as, for…