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).
Snowmobile safety
Snowmobiles pose a significant risk to children, adolescents and young adults. Head injuries are the leading cause of mortality (death) and serious morbidity (disease). They are due mainly to snowmobilers colliding, falling, or…
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Show more- Homogentisate oxidase The enzyme encoded in the HGD gene. Mutation of HGD causes the genetic disease alkaptonuria. Homogentisate…
- Gastric banding A surgically implanted device used to help a person lose weight. In a surgical procedure, a band is placed…
- Fibroids Fibroids are common, benign tumors of smooth muscle in the uterus (womb). Uterine fibroids are the most…
- Familial Parkinson disease type 6 A familial form of Parkinson disease inherited in an autosomal recessive manner due to mutation in a gene on…
- Q bands A form of chromosome band, one of the bright and dull fluorescent bands seen alternating along the length of…
- Aortic dissection Aortic dissection: A progressive tear in the aorta. The inner lining (intima) of the aorta tears and blood…
- Electroconvulsive therapy Electroconvulsive therapy: A procedure in which an electric current is passed through the brain to produce…
- Dystocia Difficult or abnormal labor or delivery. From the Greek 'dys' meaning 'difficult, painful, disordered…
- Syndrome, Lenz microphthalmia See: Lenz microphthalmia syndrome
- Valves, heart There are four heart valves. All are one-way valves. Blood entering the heart first passes through the…
- HIB immunization This immunization is designed to prevent diseases caused by Haemophilus influenzae type B (HIB), a bacteria…
- Thiamine deficiency, infantile See: Infantile beriberi