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).
Parasomnia
A sleep disorder in which odd or dangerous events occur that intrude on sleep. The parasomnias include sleep talking, sleepwalking (somnambulism), sleep terrors, REM behavior disorder, and nocturnal dissociative disorder. Sleep talking may…
Read the definitionRandom terms
Show more- Candidate gene Any gene thought likely to cause a disease. The gene may be a candidate because it is located in a particular…
- Zygomatic bone The part of the temporal bone of the skull that forms the prominence of the cheek. The zygomatic bone is also…
- Buccal mucosa The inner lining of the cheeks and lips.
- Aneurysm, abdominal An aneurysm situated within the abdomen (belly). An aneurysm is a localized widening (dilatation) of an…
- Spotted fever Fever: Also known as Rocky Mountain spotted fever. An acute febrile (feverish) disease initially recognized…
- Fibrous dysplasia, polyostotic The lateral (outside) and smaller of the two long bones in the lower leg between the knee and ankle. (The…
- Sickle cell disease A genetic blood disease due to the presence of an abnormal form of hemoglobin, namely hemoglobin S…
- Patient controlled analgesia See: PCA
- Vein, varicose See: Varicose vein
- Fusion, spinal See: Spinal fusion
- Yeast infection Yeast infection: Overgrowth of yeast can affect the skin (yeast rash), mouth (thrush), digestive tract…
- Nomenclature A system of names used in a particular discipline, as in medicine and surgery, anatomy and biochemistry, etc…