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).
VEGF
Vascular endothelial growth factor, a substance made by cells that stimulates the formation of new blood vessels, a process called angiogenesis. VEGF also acts as a mitogen for vascular endothelial (vessel lining) cells, stimulating these…
Read the definitionRandom terms
Show more- Cyclooxygenase inhibitor See: Cox-1 inhibitor; Cox-2 inhibitor
- BUN Blood urea nitrogen. A measure primarily of the urea level in blood. Urea is cleared by the kidney and…
- Nerve, sixth cranial The sixth cranial nerve is the abducent nerve, a small motor nerve that has one task: to supply a muscle…
- Huntingtin The name of the gene responsible for Huntington disease (HD) and of the protein encoded by that gene. The…
- Dynein A family of microtubule motor proteins that derive energy from ATP (adenosine triphosphatase) activity. The…
- Cerebellum The portion of the brain in the back of the head between the cerebrum and the brain stem. The cerebellum…
- HER2 Abbreviation for human epidermal growth factor receptor 2. HER2 is expressed by, and involved in the growth…
- Brain, fornix of the An arching fibrous band in the brain connecting the two lobes of the cerebrum. (The cerebrum is the largest…
- RV (rotavirus) Rotavirus):Aside from recreational vehicle, RV is an abbreviation for rotavirus, a leading cause of severe…
- Shoulder joint The flexible ball-and-socket joint formed by the junction of the humerus and the scapula. This joint is…
- Senility 1. Originally, old age. 2. The physical decline associated with old age. 3. The mental decline once…
- Oculocraniosomatic syndrome See: Kearns-Sayre syndrome