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).
Pilonidal sinus
A sinus tract from which there may be chronic drainage of pus, due to an embedded tuft of hair, most often in the crease between the buttocks, but can occur elsewhere in the body, as between the fingers in barbers, hairdressers, and animal…
Read the definitionRandom terms
Show more- Cell, T See T cell
- Chromosome, Y See: Y chromosome
- Symptom Any subjective evidence of disease. Anxiety, lower back pain, and fatigue are all symptoms. They are…
- Abdominal aorta The abdominal aorta is the final section of the aorta, the largest artery in the body. It is a continuation…
- Lipitor See: Atorvastatin
- Photic sneeze reflex A disorder, also known as the achoo syndrome, characterized by nearly uncontrollable paroxysms of sneezing…
- Radial head subluxation See: Nursemaid's elbow
- Nerve, fifth cranial The fifth cranial nerve is the trigeminal nerve. The trigeminal nerve is quite complex. It functions both as…
- Renal artery stenosis Renal artery stenosis: Narrowing of the major artery that supplies blood to the kidney. Renal artery stenosis…
- Disease, variant Creutzfeldt-Jakob Abbreviated vCJD. A human disease thought due to the same infectious agent as bovine spongiform…
- Cranial nerves Nerves that emerge from or enter the skull (the cranium), as opposed to the spinal nerves which emerge from…
- Hepatitis C PCR See: HCV PCR