MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Bacteremia
The presence of live bacteria in the bloodstream. Bacteremia is analogous to viremia (the presence of a virus in the blood) and parasitemia (the presence of a parasite in the blood). Bacteremia, viremia and parasitemia are all forms of…
Read the definitionRandom terms
Show more- Inpatient A patient whose care requires a stay in a hospital. As opposed to an outpatient. The term inpatient dates…
- Office of Human Research Protections (OHRP) The agency responsible for developing, monitoring and exercising compliance over the protections afforded…
- Eugenics Literally, meaning normal genes, eugenics aims to improve the genetic constitution of the human species by…
- Syndrome, Rothmund-Thomson See Rothmund-Thomson syndrome
- Varus (vara, varum) Angled inward, bent or twisted inward, as in cubitus varus, hallux varus, talipes equinovarus…
- SAD A sore on a horse caused by an ill-fitting saddle. Also called a saddle sore.
- Drain, JP See: JP drain
- Cell, delta (pancreatic) A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…
- Systemic lupus erythematosus Systemic lupus erythematosus: A chronic inflammatory condition caused by an autoimmune disease. An autoimmune…
- Patient-activated cardiac event recorder A device that is implanted directly under the skin and is programmable with looping memory that records…
- Vascular endothelial growth factor (VEGF) A substance made by cells that stimulates new blood vessel formation, a mitogen for vascular endothelial…
- Pilonidal cyst A special kind of abscess that occurs in the cleft between the buttocks. Forms frequently in adolescence…