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).
Arthritis, gout
Joint inflammation caused by uric acid crystal deposits in the joint space. An attack is usually extremely painful. The uric acid crystals are deposited in the joint fluid (synovial fluid) and joint lining (synovial lining). Intense joint…
Read the definitionRandom terms
Show more- Enteroscopy The use of a flexible instrument (a 'scope') to examine the small intestine, a very long hollow tube located…
- Single gene disease Any genetic disorder caused by a change affecting only one gene. There are thousands of single-gene diseases…
- Ion channel A protein that acts as a pore in a cell membrane and permits the selective passage of ions (such as potassium…
- Living will A living will is one form of advance medical directive. Advance medical directives pertain to treatment…
- Upper motor neuron A neuron that starts in the motor cortex of the brain and terminates within the medulla (another part of the…
- Longevity Lifespan. (With increasing longevity, women will soon be postmenopausal for one third of their lives)
- Johnny A hospital gown. A johnny is a short collarless gown that ties in the back, worn by patients being examined…
- Ear, middle There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The middle…
- Universal donor A person who is type O in the ABO blood group system and can donate blood to all recipients
- Multipara A woman who has had 2 or more pregnancies resulting in potentially viable offspring. A woman who is 'para…
- PARK8 Familial Parkinson disease type 8
- Cranial nerve III The third cranial nerve is the oculomotor nerve. The cranial nerves emerge from or enter the skull (the…