MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Visceral leishmaniasis
A chronic and potentially fatal parasitic disease of the viscera (particularly the liver, spleen, bone marrow and lymph nodes) due to infection by Leishmania donovani. Also known as Kala-azar. Leishmania donovani is transmitted by sandfly…
Read the definitionRandom terms
Show more- Super spreader A highly infectious person who spreads the agent of an infectious disease to many other people. The historic…
- Life-support A disease associated with the way a person or group of people lives. Lifestyle diseases include…
- Sacrum The large heavy bone at the base of the spine, which is made up of fused sacral vertebrae. The sacrum is…
- Vincent angina This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Lubricant An oily or slippery substance. A vaginal lubricant may be helpful for women who feel pain during intercourse…
- Microscopic So small it cannot be seen without the aid of microscope. As opposed to macroscopic (large enough to be seen…
- Test, auditory brainstem response A widely used test of the newborn baby as to their neurologic status and developmental progress. The…
- Channel, ion See: Ion channel
- Post-polio muscular atrophy (PPMA) Belated muscle wasting that occurs as part of the post-polio syndrome (PPS), a constellation of symptoms and…
- Synovial fluid The slippery fluid that lubricates joints and provides nutrients to the cartilage. Also known as the synovia
- Tuberculosis, pulmonary Tuberculosis (TB) infecting the lungs. This is the most common form of active TB. It can be easily…
- Dystrophy, muscular One of a group of genetic diseases characterized by progressive weakness and degeneration of the skeletal or…