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).
Peri-
Prefix meaning around or about. For example, pericardial is around the heart, and periaortic lymph nodes are lymph nodes around the aorta
Read the definitionRandom terms
Show more- Encephalitis, LaCrosse One of the main types of encephalitis caused by an arbovirus in the US. An arbovirus is a virus that is…
- BSL-4 Biosafety level 4. The highest level of biosafety. This level is used for the diagnosis of exotic agents such…
- Respiratory insufficiency The condition in which the lungs cannot take in sufficient oxygen or expell sufficient carbon dioxide to meet…
- Coenzyme Q10 A compound needed for the proper functioning of an enzyme, a protein that speeds up the rate at which…
- Mono Popular name for infectious mononucleosis
- Polyclonal Derived from different cells. As opposed to monoclonal
- ACOG (Amer College of Ob & Gyn) ACOG (American College of Obstetricians and Gynecologists): The American College of Obstetricians and…
- HHV-7 Human herpesvirus 7
- Stickler 1. Stickler, Gunnar B.. 2. Stickler syndrome. 3. With a small s, someone who insists upon some matter such as…
- Aluminum A naturally occurring element that makes up about 8% of the surface of the earth and is always found combined…
- Fear of oneself An irrational fear of oneself, an intense self-fear that is groundless. Fear of oneself is termed…
- Regurgitation A backward flowing. For example, of food. Or the sloshing of blood back into the heart (or between chambers…