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).
Keratosis
A localized horny overgrowth of the upper layer of skin such as a callus or wart. Among the common forms of keratosis are actinic keratosis and senile keratosis
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Show more- Shock, cardiogenic Shock caused by heart failure. The heart fails to pump blood effectively. For example, a heart attack (a…
- Aquaphobia An abnormal and persistent fear of water. Sufferers from aquaphobia experience anxiety even though they…
- TC-99 tetrofosmin scintimammography Scintimammography is an imaging technique that uses a radioisotope (a radioactive substance) to help…
- Histiocytosis X Now called Langerhans cell histiocytosis. This disease is subclassified into eosinophilic granuloma, Letterer…
- Acute idiopathic polyneuritis Also known as the Guillain-Barre syndrome, a disorder characterized by progressive symmetrical paralysis and…
- Breast surgeon A surgeon who is especially skilled in operating on the breast. A breast surgeon may biopsy a tumor in the…
- MRI, endorectal An MRI (magnetic resonance imaging) done from inside the rectum. To do such as MRI, a surface coil within an…
- Gene The basic biological unit of heredity. A segment of deoxyribonucleic acid (DNA) needed to contribute to a…
- Recombination The trading of fragments of genetic material between chromosomes before the egg and sperm cells are created…
- Hyperbilirubinemia An elevated level of the pigment bilirubin in the blood. A sufficient elevation will produce jaundice. Some…
- Acyclovir Acyclovir: (Brand name: Zovirax) One of a group of antiviral drugs that acts against the herpes viruses…
- Hemoglobinuria The presence of free hemoglobin in the urine, an abnormal finding, that may make the urine look dark…