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).
Vitamin B12-responsive methylmalonicaciduria
An inherited metabolic (biochemical) disease that, unless effectively treated, causes young children to become mentally retarded. The defect in some (but not all) of these children has to do with an inability to use the vitamin B12 they…
Read the definitionRandom terms
Show more- RU-486 The French abortion pill, also known as mifepristone. RU-486 has been used in combination with another drug…
- Electroshock therapy See Electroconvulsive therapy
- Orthorexia nervosa A term designating a disorder in which there is an unhealthy obsession with healthy eating, an extreme…
- Leukemia, smoldering A condition in which the bone marrow does not function normally. It does not produce enough blood cells. This…
- Tumescent liposuction The surgical suctioning of fat deposits from specific parts of the body, the most common being the abdomen…
- Inflammation A basic way in which the body reacts to infection, irritation or other injury, the key feature being redness…
- Absinthe Once a major medical hazard, absinthe is an emerald-green liqueur flavored with extracts of the wormwood…
- Poikiloderma Extra pigmentation of the skin demonstrating a variety of shades and associated with widened capillaries…
- Syndrome, SAPHO SAPHO syndrome: SAPHO syndrome is an eponym for a condition which is characterized by a combination of: >…
- OSA (obstructive sleep apnea) See: Oscillopsia.
- Monocyte A white blood cell that has a single nucleus and can ingest (take in) foreign material. (In other words, a…
- Pericardial Referring to the pericardium, the sac of fibrous tissue that surrounds the heart. The inner surface of the…