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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Osteochondroma
An abnormal, solitary, benign growth of bone and cartilage, typically at the end of a long bone. Osteochondromas are usually discovered in persons 15 to 25 years of age. They are typically detected when the area is injured, or when they…
Read the definitionRandom terms
Show more- Sentinel lymph node biopsy Sentinel lymph node biopsy: Examination of the first lymph node ('gland') that receives lymphatic drainage…
- Nephroblastoma See: Wilms tumor
- Nude mice See: Nude mouse
- Hematuria, microscopic Blood in the urine that is visible only under a microscope. There is so little blood that it cannot be seen…
- Microscope, simple A microscope that has a single converging lens (or a combination of lenses that function optically as a…
- Prusiner, Stanley B. American neurologist (1942-) and winner of the Nobel Prize for the discovery of 'prions - a new biological…
- Purpura, Henoch-Schonlein See: Schönlein-Henoch purpura.
- Injection snoreplasty To harm, hurt, or wound. The word injure may be in physical or emotional sense. Treadmill machines may injure…
- Diesel exhaust particle A respirable particle produced during the compression ignition of diesel fuel. Diesel particles are composed…
- White matter The part of the brain that contains myelinated nerve fibers. The white matter is white because it is the…
- Encephalopathic syndrome A dangerous condition with symptoms similar to those of neuroleptic malignant syndrome (NMS), of which it may…
- Flutter Flutter is a rapid vibration or pulsation. The difference between flutter and fibrillation is that flutter is…