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).
Surgery, GERD (fundoplication)
A surgical technique that strengthens the barrier to acid reflux when the lower esophageal sphincter does not work normally and there is gastro-esophageal reflux. Fundoplication has been the standard surgical method for treating…
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Show more- Patellofemoral syndrome (PFS) Patellofemoral syndrome (PFS): The commonest cause of chronic knee pain, PFS characteristically causes vague…
- Analogous In anatomy, similar in appearance or function but otherwise different. Two structures may be analogous if…
- Morphia Another name for morphine. Both morphia and morphine come from the name of Morpheus, the ancient god of sleep…
- MALT lymphoma A low grade type of malignancy that arises in cells in mucosal tissue which are involved in antibody…
- Fear of dogs An abnormal and persistent fear of dogs. Sufferers of this fear experience anxiety even though they realize…
- Alpha interferon A protein produced by the body in response to an infection. There are 3 major classes of interferon -- alpha…
- Phosphatase, acid Acid phosphatase is an enzyme that works under acid conditions and is made in the liver, spleen, bone marrow…
- Shingles Shingles: An acute infection caused by the herpes zoster virus, the same virus as causes chickenpox. Shingles…
- Carcinoma, ampullary Cancer of a structure called the ampulla of Vater, a small muscle located at the junction where the common…
- Alpha-1 antitrypsin deficiency Alpha-1 antitrypsin deficiency: An inherited disorder that results in low or no production of a protein…
- Iron overload Iron overload: Iron overload can damage the heart, liver, gonads and other organs. Iron overload is a…
- Phytotoxin A poison in a plant. Abrin and ricin are examples of phytotoxins. Abrin comes from the seeds of a plant…