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).
National Academies
Collectively, the four National Academies of the United States -- the National Academy of Sciences, the National Academy of Engineering, the Institute of Medicine, and the National Research Council. The National Academy of Sciences was…
Read the definitionRandom terms
Show more- Genetic testing Tests done for clinical genetic purposes. Genetic tests may be done for diverse purposes pertaining to…
- Fanconi anemia Anemia: A genetic disease that affects all of the bone marrow elements, is associated with a great diversity…
- Dermatographism A common form of hives that follows the repeated stroking, rubbing or scratching of the skin, or when…
- Allergy immunotherapy Stimulation of the immune system with gradually increasing doses of the substances to which a person is…
- Cholangi- Relating to a bile duct. From the Greek chole meaning bile + a(n)geion meaning a vessel = a bile vessel
- Influenza vaccination priorities The influenza (flu) vaccine is recommended for persons at high risk for serious complications from influenza…
- Etymology, medical See: Medical etymology
- Nostradamus Celebrated French physician and astrologer (1503-1566), born Michel de Notredame. Nostradamus studied…
- Cranial nerve, tenth The tenth cranial nerve, and one of the most important, is the vagus nerve. All twelve of the cranial nerves…
- Anterior chamber The space in the eye that is behind the cornea and in front of the iris. The cornea is the outer…
- Nitrous oxide (laughing gas) A gas that can cause general anesthesia. Nitrous oxide is sometimes given in the company of other anesthetic…
- Genetic disease Genetic disease: A disease caused by an abnormality in an individual's genome. There are a number of…