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).
Bone marrow transplant
A procedure in which bone marrow that is diseased or damaged is replaced with healthy bone marrow. The bone marrow to be replaced may be deliberately destroyed by high doses of chemotherapy and/or radiation therapy. The replacement marrow…
Read the definitionRandom terms
Show more- Continuous positive airway pressure See: CPAP.
- Progressive multifocal leukoencephalopathy A rapidly progressive, often fatal viral infection of the brain. Commonly abbreviated as PML. PML is believed…
- Sella turcica The 'Turkish saddle' in which sits the pituitary gland. The sella is a bony box in the middle of the head. It…
- Arterial tension The pressure of the blood within an artery, the arterial pressure. Also called the intra-arterial pressure
- Fasciitis, plantar Inflammation of the plantar fascia (fasciitis), the 'bowstring-like' tissue stretching from the heel…
- Progeria A rare genetic disorder that causes children to age prematurely. The classic type of childhood progeria is…
- Iodide The chemical form to which iodine in the diet is reduced before it is absorbed through the intestinal wall…
- P53 A tumor suppressor. The designation 'p53' stands for 'protein 53 kilodaltons' in size. p53 is a specific…
- Ventilator A ventilator is a machine which mechanically assists patients in the exchange of oxygen and carbon dioxide…
- Camisole A straitjacket. The term camisole was borrowed from the French and refers to a woman's garment, usually…
- Familial mental retardation protein See FMRP.
- Preeclampsia A condition in pregnancy characterized by abrupt hypertension (a sharp rise in blood pressure), albuminuria…