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).
Effusion
Too much fluid, an outpouring of fluid. A hemorrhagic effusion is one that has blood within the fluid. A pericardial effusion is an outpouring of fluid within the fibrous sac (the pericardium) that surrounds the heart. The lungs are…
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Show more- C2 (cervical vertebra) C2 is the symbol for the second cervical vertebra, which is also called the axis. It is so-named because the…
- Peeling agent An agent that promotes the softening and shedding of the horny outer layer of the skin. Also called a…
- Relapsing fever An acute infection with recurrent episodes of fever caused by spirochetes of the genus Borrelia which are…
- Inkblot test A test used in clinical psychology and psychiatry involving inkblots. The inkblots are used to determine what…
- Leishmania infection A parasitic disease, also called leishmaniasis, spread by the bite of sand flies infected with a protozoa…
- Power outage drinking water safety >Boil the water vigorously (water should be bubbling and rolling) for one to 3 minutes. >If you can't boil…
- Andro Short for androstenedione, a normal precursor to testosterone and other androgens. Taking andro can raise…
- Immunotoxin A hybrid molecule created by coupling an antibody or antigen with part or all of a toxin. The hybrid molecule…
- Hypermobility syndrome Hypermobility syndrome: A common benign childhood condition involving hypermobile joints (that can move…
- Angiotensin II receptor blocker A medication that blocks the action of angiotensin II, permitting the blood vessels to relax and dilate…
- Contraction The tightening and shortening of a muscle
- Labial Pertaining to the lip, one of the fleshy folds which surround the opening of the mouth or the vagina. Oral…