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).
Coarctation of the aorta
A congenital constriction of the aorta, impeding the flow of blood below the level of the constriction and increasing blood pressure above the constriction. Symptoms may not be evident at birth but may develop as soon as the first week…
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Show more- Endoscope A surgical procedure for placing a feeding tube without having to perform an open laparotomy (operation on…
- Bromobenzylcyanide A riot control agent or 'tear gas.' See: Riot control agent poisoning
- VAD Ventricular assist device, a mechanical pump that takes over the function of the damaged ventricle of the…
- Rickettsioses The infectious diseases caused by the rickettsiae. See Rickettsial diseases
- Pes cavus Literally a hollow foot, pes cavus is a foot with too high an arch
- Febrile seizure A convulsion that occurs in association with a rapid increase in body temperature. Febrile seizures are…
- Caudad An anatomic term meaning 1. Pertaining to the tail or the hind part. 2. Situated in or directed toward the…
- Adventitia The outermost connective tissue covering of any organ, vessel, or other structure. For example, the…
- ATM Symbol for the ataxia telangiectasia mutated (ATM) gene. The protein made by the ATM gene functions to…
- Nerve, glossopharyngeal The glossopharyngeal nerve is the ninth cranial nerve. The 12 cranial nerves, the glossopharyngeal nerve…
- Percutaneous transluminal coronary angioplasty Angioplasty: PTCA. The use of a balloon-tipped catheter to enlarge a narrowed artery
- Colonic (noun) Colonic irrigation, the infusion of liquid into the colon through a tube in the rectum. It is claimed that…