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).
Islet cell cancer
A rare but highly treatable type of pancreatic cancer that begins in the cells of the pancreas that produce insulin and other hormones. Islet cell cancer can cause the pancreas to produce too much insulin or other hormones. When this…
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Show more- Hughlings Jackson, John (1835-1911) English physician who pioneered the development of neurology as a medical specialty during the…
- Fascia A flat band of tissue below the skin that covers the underlying tissues and separates different layers of…
- Gastric cancer Cancer of the stomach, the major organ that holds food for digestion. Worldwide, stomach cancer is the second…
- Flores man See: Homo floresiensis
- Shunt, ventriculoatrial A shunt that drains fluid from the cerebral ventricle into the right atrium of the heart
- Primary tumor A tumor that is at the original site where it first arose. For example, a primary brain tumor is one that…
- Valve, pulmonary One of the four valves in the heart, the pulmonary valve stands at the opening from the right ventricle in…
- Alveolar Pertaining to the alveoli, the tiny air sacs in the lungs. The exchange of oxygen and carbon dioxide takes…
- Ear ringing Together with other abnormal ear noises, ear ringing is medically called tinnitus. Tinnitus can arise in any…
- Syndrome, Lennox See: Lennox syndrome
- Dysplastic nevi Atypical moles whose appearance is different from that of a common ordinary mole. Dysplastic nevi tend to be…
- Iodide The chemical form to which iodine in the diet is reduced before it is absorbed through the intestinal wall…