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).
Enzyme
A protein (or protein-based molecule) that speeds up a chemical reaction in a living organism. An enzyme acts as catalyst for specific chemical reactions, converting a specific set of reactants (called substrates) into specific products…
Read the definitionRandom terms
Show more- Otitis externa Otitis externa: Infection of the skin covering the outer ear canal that leads in to the ear drum, usually due…
- Posture, static See: Static posture
- Carrier test A test designed to detect carriers of a gene for recessive genetic disorder. For example, carrier testing is…
- Echinococcosis Parasitic disease caused by the larval stage of the tapeworm Echinococcus. There are three forms of…
- Plexus, brachial See: Brachial plexus
- Dextroposition Move to the right
- Jaundice, obstructive Jaundice caused by obstruction of the bile ducts, as with gallstones. Additional symptoms of obstructive…
- DNA sequence, finished A DNA sequence in which the bases are identified to an accuracy of no more than 1 error in 10,000 and are…
- Irritable bowel syndrome (IBS) Irritable bowel syndrome (IBS): A common gastrointestinal disorder involving an abnormal condition of gut…
- Clitoridectomy See Clitorectomy
- Leukemia, acute myeloid Leukemia, acute myeloid: A quickly progressive malignant disease in which there are too many immature…
- Psychosomatic Relating to both the mind and the body or to the mind-body interrelationships. From the Greek words…