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).
Myeloid leukemia, acute
Myeloid leukemia, acute: A quickly progressive malignant disease in which there are too many immature blood-forming cells in the blood and bone marrow, the cells being specifically those destined to give rise to the granulocytes or…
Read the definitionRandom terms
Show more- African sleeping sickness Also called African trypanosomiasis, a systemic disease caused by the parasite Trypanosoma brucei that is…
- Knee jerk The reflex tested by tapping just below the knee causing the lower leg to suddenly jerk forward. What is…
- Syndrome, dengue shock A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Case-to-infection proportion See: Case-to-infection ratio
- Sclera The tough white outer coat over the eyeball that covers approximately the posterior five-sixths of its…
- Anthrax toxin The toxic substance secreted by the bacterium Bacillus anthracis, the causative agent of the disease anthrax…
- Positron emission tomography Short for postmortem examination (an autopsy).
- Thermometer A device used to measure the temperature of gaseous, liquid or solid matter or of a chemical reaction such as…
- National Institutes of Health Clinical Center : The clinical research facility of the National Institutes of Health (NIH) in the U.S. As a national…
- Toxic agent syndrome See: Toxic syndrome
- Papillomatosis, laryngeal Laryngeal papillomatosis is the growth of numerous warty growths on the vocal cords. The disease is most…
- Population, study See: Study population