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).
Sitosterolemia
A genetic disease involving lipids (fats) in which there is excessive intestinal absorption of dietary sterols and impaired clearance of these sterols from the liver into the bile. These sterols include cholesterol and the plant sterol…
Read the definitionRandom terms
Show more- Pulmonary artery One of the two vessels which are formed as terminal branches of the pulmonary trunk and convey unaerated…
- GDB The Genome Database (GDB), the official central repository for genomic mapping data resulting from the Human…
- Cancer, adult primary liver A tumor in which the cancer starts during adulthood in cells in the liver. Also called hepatocellular…
- Malaria Malaria: An infectious disease caused by protozoan parasites from the Plasmodium family that can be…
- Fever, Rift Valley See: Rift Valley fever
- Digestive system The organs that are responsible for getting food into and out of the body and for making use of it. These…
- Akinetic Without movement (or without much movement). A term used in neurology to denote the absence (or poverty) of…
- Gallbladder A pear-shaped organ just below the liver that stores the bile secreted by the liver. During a fatty meal, the…
- Power of attorney, durable This is a type of advance medical directive in which legal documents provide the power of attorney to another…
- Hematopoietic Pertaining to hematopoiesis
- Pellagra >Diarrhea; >Dermatitis: A scaly rash on skin exposed to light or trauma; >Dementia: Mental disorientation…
- Whitehead A familiar term for what is medically called a closed comedo. A comedo, the primary sign of acne, consists of…