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).
Curie (Ci)
A unit of radioactivity. (Specifically, the quantity of any radioactive nuclide in which the number of disintegrations per second is 3.7 X 10 to the 10th). Named for Marie and Pierre Curie who did pioneering research in radioactivity…
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Show more- Glucocerebrosidase deficiency Causes type 1 Gaucher disease, a progressive genetic disease due to an enzyme defect. The enzyme…
- Capsaicin A component of certain plants, including cayenne and red pepper, used topically to relieve minor arthritis…
- Vaccination, Td Td is the vaccine given to children over six and adults as boosters for immunity to diphtheria and tetanus.
- Psychosis In the general sense, a mental illness that markedly interferes with a person's capacity to meet life's…
- Myopia Myopia: Nearsightedness, the ability to see close objects more clearly than distant objects. Myopia can be…
- Blue baby A baby who is cyanotic (blue), due usually to a heart malformation that prevents the baby's blood from being…
- Exercise, isometric Exercise involving muscular contractions without movement of the involved parts of the body. Isometric…
- SAD A sore on a horse caused by an ill-fitting saddle. Also called a saddle sore.
- Toxin, anthrax The toxic substance secreted by the bacterium Bacillus anthracis, the causative agent of the disease anthrax…
- Holoprosencephaly A relatively common birth defect of the brain, which often also affects facial features, causing closely…
- Poisoning, ethylene glycol Poisoning from ethylene glycol (a clear, colorless, odorless liquid with a sweet taste) that can produce…
- Nephro- Prefix referring to the kidney as, for example, in nephrotoxic. From the Greek nephros meaning kidney