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).
Arthritis, systemic-onset juvenile rheumatoid
A form of joint disease in children whose systemic signs and symptoms include high intermittent fever, a salmon-colored skin rash, swollen lymph glands, enlargement of the liver and spleen, inflammation of the lungs (pleuritis), and…
Read the definitionRandom terms
Show more- Bell, Sir Charles See: Bell, Charles
- Agammaglobulinemia Total or near-total absence of gamma globulin, a protein fraction of the blood rich in antibodies, due to…
- Giant cell tumor of bone A tumor of bone characterized by massive destruction of the end (epiphysis) of a long bone. The site most…
- Amyotrophic lateral sclerosis 8 ALS8. A form of amyotrophic lateral sclerosis (ALS) inherited in an autosomal dominant manner due to mutation…
- Nasal prosthesis An artificial device to replace part or all of a missing nose
- Comminuted fracture A fracture in which bone is broken, splintered or crushed into a number of pieces. NTER> Note that…
- Tube, Eustachian The tube that runs from the middle ear to the pharynx. The function of the Eustachian tube is to protect…
- Fibronectin, fetal See: Fetal fibronectin
- Epicondylitis Epicondylitis is an inflammation or damage to the area of an epicondyle of bone. An epicondyle is a…
- Swan-Ganz catheter See: Catheter, Swan-Ganz
- NSE (neuron-specific enolase) Neuron-specific enolase (NSE) is a substance that has been detected in patients with certain tumors, namely…
- Heel bone Formally called the calcaneus. A more or less rectangular bone at the back of the foot. The words 'calcaneus'…