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).
Tuberculosis
Tuberculosis: A highly contagious infection caused by the bacterium called Mycobacterium tuberculosis. Abbreviated TB. Tubercles (tiny lumps) are a characteristic finding in TB. Diagnosis may be made by skin test, which if positive should…
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Show more- Roentgen, Wilhelm Wilhelm Conrad Rontgen (1845-1923), German-born, Dutch-educated physicist who first observed and documented…
- Aorta, ascending The ascending aorta is the first section of the aorta, the largest artery in the body. The ascending aorta…
- Embolus Something that travels through the bloodstream, lodges in a blood vessel and blocks it. Examples of emboli…
- Cervical disc A disk shaped piece of specialized tissue that separates the vertebral bones of the spinal column in the…
- Central core disease See: Central core disease of muscle
- DXA bone scan See: DXA
- Pregnancy-associated malaria A specific syndrome that occurs only in pregnant women and that is characterized by the accumulation in the…
- Pharynx The hollow tube about 5 inches long that starts behind the nose and ends at the top of the trachea (windpipe)…
- Round window The membrane separating the inner ear and middle ear. The tympanum (eardrum) separates the middle ear and…
- Thoracic vertebrae The 12 thoracic vertebrae are situated between the cervical (neck) vertebrae and the lumbar vertebrae. The…
- Polio vaccine, inactivated See: Polio vaccine, inactivated.
- Smallpox The misuse of smallpox as an agent of bioterrorism. Smallpox was eradicated in 1977. Routine vaccinations…