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).
Myocardial infarction
A heart attack. Abbreviated MI. The term 'myocardial infarction' focuses on the myocardium (the heart muscle) and the changes that occur in it due to the sudden deprivation of circulating blood. The main change is necrosis (death) of…
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Show more- Amyloidosis, primary Amyloidosis, primary: A disorder of plasma cells (special white blood cells that produce antibodies), this is…
- Rate, basal metabolic A measure of the rate of metabolism. For example, someone with an overly active thyroid will have an elevated…
- Methemoglobinemia The presence in the blood of methemoglobin, a form of hemoglobin that is useless for carrying oxygen and…
- Velocardiofacial syndrome A congenital malformation syndrome characterized by cleft palate, heart defects, abnormal facial structure…
- Monkeypox Monkeypox: A rare zoonotic (animal-borne) viral disease similar to smallpox. The virus responsible for…
- Colostomy, a patient's perspective For an excellent article about colostomy from a patient's viewpoint, please see Colostomy - A Patient's…
- CTS One of a group of proteins that regulate the cell cycle. The cyclins bind to and activate cyclin-dependent…
- Bursitis, calcific A bursa is a thin fluid-filled sac that reduces friction forces between tissues of the body. Chronic…
- Edentulous Being without teeth. Complete loss of all natural teeth can substantially reduce quality of life, self-image…
- Adeno- Prefix referring to a gland, as in adenoma and adenopathy. From the Greek aden meaning originally 'an acorn'…
- Sensorium The totality of those parts of the brain that receive, process and interpret sensory stimuli. The sensorium…
- Lactobacillus A bacterium normally found in the mouth, intestinal tract, and vagina. Lactobacillus can also live in…