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).
Xeroderma pigmentosum
A genetic disease characterized by such extraordinary sensitivity to sunlight that it results in the development of skin cancer at a very early age. Children with xeroderma pigmentosum (XP) can only play outdoors safely after nightfall…
Read the definitionRandom terms
Show more- Pacemaker, natural Pacemaker, natural: The natural pacemaker of the heart is the sinus node, one of the major elements in the…
- Compartment syndrome A condition in which there is swelling and an increase in pressure within a limited space (a compartment)…
- Intraepithelial Within the layer of cells that forms the surface or lining of an organ
- Disease, mitochondrial >An eye disease called Leber's hereditary optic atrophy; >A type of epilepsy called MERRF which stands for…
- Lymphoreticulosis, benign Cat scratch disease, a mild flu-like infection, with swollen lymph nodes (lymphadenitis) and mild fever of…
- Hydrostatic weighing See: Underwater weighing
- Antibiotic A drug used to treat infections caused by bacteria and other microorganisms. Originally, an antibiotic was a…
- Injury, mower See: Mower injury
- Cruciate Cross-shaped. 'Cruciate' comes from the Latin 'crux' which means 'cross'. (That is the crux of this matter)…
- Vertebrae, thoracic The 12 thoracic vertebrae are situated between the cervical (neck) vertebrae and the lumbar vertebrae. The…
- Spider veins A group of widened veins that can be seen through the surface of the skin. Their wheel-and- spoke shape…
- NIDCD Stands for National Institute on Deafness and Other Communication Disorders, one of the US National…