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).
Elective surgery
Surgery that is subject to choice (election). The choice may be made by the patient or doctor. For example, the time when a surgical procedure is performed may be elective. The procedure is beneficial to the patient but does not need be…
Read the definitionRandom terms
Show more- Cancer, lymphoma, Hodgkin (adult) A type of lymphoma (cancer of the lymphatic system). The most common symptom of Hodgkin disease is a painless…
- Reaction, polymerase chain See: Vasovagal reaction.
- Polyphenol A kind of chemical that (at least in theory) may protect against some common health problems and possibly…
- Medication, clot-dissolving See: Thrombolytic agent
- Ductal carcinoma in situ See: DCIS
- Toxin, anthrax The toxic substance secreted by the bacterium Bacillus anthracis, the causative agent of the disease anthrax…
- Jadassohn-Lewandowski Syndrome This syndrome is a form of what is called elephant nails from birth (pachyonychia congenita). The…
- Syndrome, post-polio (PPS) A constellation of symptoms and signs that appear from 20 to 40 years after the initial polio infection, and…
- Vulvitis Inflammation of the external genital organs of the female (the vulva). The vulva includes the labia…
- Itching Itching: An uncomfortable sensation in the skin that feels as if something is crawling on the skin or in the…
- St. Louis encephalitis A disease caused by a virus (first observed in Illinois in 1932) transmitted from birds to the common Culex…
- Miliary aneurysm An aneurysm that is tiny like a millet seed. Miliary aneurysms tend to affect minute arteries in the brain…