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).
Aortic dissection
Aortic dissection: A progressive tear in the aorta. The inner lining (intima) of the aorta tears and blood surges through the tear, creating a new false channel and separating (dissecting) the middle layer (media) from the outer layer of…
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Show more- Van der Woude syndrome A genetic disorder characterized by pits of the lower lip and by cleft lip and/or cleft palate. It is the…
- Arthritis Arthritis: Inflammation of a joint. When joints are inflamed they can develop stiffness, warmth, swelling…
- Counterpulsation A technique that synchronizes the external pumping of blood with the heart's cycle to assist the circulation…
- Neurodermatitis Scaly patches of skin on the head, lower legs, wrists, or forearms caused by a localized itch such as from an…
- Hydrogen cyanide See: Cyanide
- Chorion The outermost of the two fetal membranes - the amnion is the innermost --. which together surround the…
- B. coli The protozoan parasite Balantidium coli. See: Balantidium
- Glossopharyngeal nerve The glossopharyngeal nerve is the ninth cranial nerve. The 12 cranial nerves, the glossopharyngeal nerve…
- Peripheral nervous system ): That portion of the nervous system that is outside the brain and spinal cord. The peripheral nervous…
- Inheritance, holandric Inheritance of genes on the Y chromosome. Since only males normally have a Y chromosome, Y-linked genes can…
- Radiation therapy, internal Radiation therapy in which a small container of radioactive material is implanted in the body, in or near the…
- Acquired epileptiform aphasia See Landau-Kleffner syndrome