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).
Renal aneurysm
An aneurysm involving the kidney
Read the definitionRandom terms
Show more- Leukotriene One of a group of hormones that cause the symptoms of hayfever and asthma. Derived from arachidonic acid, the…
- Cecum The cecum (also spelled caecum), the first portion of the large bowel, situated in the lower right quadrant…
- Fever, typhoid See: Typhoid fever
- Systole The time period when the heart is contracting. The period specifically during which the left ventricle of the…
- Agent, antibiotic A drug used to treat bacterial infections. The original definition of an antibiotic was a substance produced…
- Protease An enzyme that can split a protein into peptides (from which the protein was originally created).
- Section, Cesarian The obstetrical procedure is often spelled this way in the U.S. with just an 'e'although the Roman emperor…
- GFP Green fluorescent protein
- In situ In the normal location. An 'in situ' tumor is one that is confined to its site of origin and has not invaded…
- Reticulocyte count The number of reticulocytes (young red blood cells) circulating in blood, usually less than 1% of the total…
- CHAMPUS The Civilian Health and Medical Program of the Uniformed Services (in the United States). CHAMPUS is a…
- Beta-2 agonist See: Beta-agonist