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).
Normal range
By convention, the normal range for whatever (a particular test, condition, symptom, behavior, etc.) is set to cover ninety-five percent (95%) of all values from the general population. Five percent (5%) of results consequently fall…
Read the definitionRandom terms
Show more- Nose job Slang for plastic surgery on the nose, known medically as a rhinoplasty. This is a facial cosmetic procedure…
- Physiologic amenorrhea The cessation of menstruation that it is completely normal and is not caused by anything pathologic. The lack…
- Syndrome, Alpers See: Alpers disease
- Pharmacy, compounding A facility that both makes and sells prescription drugs. A compounding pharmacy can often concoct drug…
- Prostatectomy, perineal See: Perineal prostatectomy
- Compulsive shopping An obsession with shopping that significantly interferes with the functioning of the individual. The signs…
- AAMC (Ass Am Medical Colleges) The American Association of Medical Colleges, a nonprofit association of the 125 accredited U.S. medical…
- Orbit In medicine, the bony cavity in which the eyeball sits together with its associated muscles, blood vessels…
- Dysentery Inflammation of the intestine, often with pain, diarrhea, bloody stools, etc. It is usually caused by…
- Tapeworm, armed Taenia solium
- Smoking, passive The inhaling of environmental tobacco smoke (ETS) by someone who is not smoking. See: ETS
- HLA The major human histocompatibility system. HLA-typing is done before transplantation to determine the degree…