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).
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Show more- Postulates, Koch's In 1890 the German physician and bacteriologist Robert Koch set out his celebrated criteria for judging…
- Sacrum The large heavy bone at the base of the spine, which is made up of fused sacral vertebrae. The sacrum is…
- Carbon dioxide A gas which is the byproduct of cellular metabolism and which collects in the tissues, is cleared from the…
- Racemose aneurysm An aneurysm that looks like a bunch of grapes
- Opisthotonos A great rigid spasm of the body with the back fully arched and the heels and head bent back. Opisthotonos…
- Fever, familial Mediterranean (FMF) An inherited disorder featuring short recurring crises of severe abdominal pain and bouts of fever. Other…
- Memory B cells Secondary immune-system components that have an affinity for a particular antigen. Like other B cells, memory…
- X-ray, PA An X-ray picture in which the beams pass from back-to-front (posteroanterior). By contrast an AP…
- BP Commonly used abbreviation for blood pressure. On a medical chart, you might see 'BP90/60 T98.6 Ht60/reg…
- Abortion, recurrent The occurrence of 3 or more miscarriages (which are medically termed 'spontaneous abortions') with no…
- Cryoglobulin An abnormal blood protein that has the unusual properties of precipitating from the blood serum when it is…
- Seizure, absence See: Absence seizure