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).
Long QT syndrome
An inherited defect in heart rhythm that predisposes to syncope without warning (sudden fainting spells), dizziness, palpitations, seizures and sudden death. The name of the syndrome comes from the QT segment in the tracing on the…
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Show more- Ricker syndrome A disease of infants and children that disturbs normal bone formation (ossification). Rickets is a failure to…
- Myostatin A growth factor that regulates the size of muscles beginning in early embryonic development and continuing…
- GERD Stands for Gastroesophageal Reflux Disease, a disorder in which there is recurrent return of stomach contents…
- Aneurysm, abdominal An aneurysm situated within the abdomen (belly). An aneurysm is a localized widening (dilatation) of an…
- Medical school A school with a curriculum leading to a medical degree. The mission of every medical school includes medical…
- Septorhinoplasty A surgical procedure done on the nose and the nasal septum, the wall within the nose separating the left and…
- Test, sweat chloride See: Sweat test
- Rooting reflex A reflex seen in newborn babies, who automatically turn their face toward the stimulus and make sucking…
- Ginseng An herb that has been used to stimulate the adrenal gland and thereby increase energy. It also may have some…
- Miticide An agent, usually a chemical, that kills mites. This class of pesticides is large and includes antibiotic…
- Diabetes, labile A type of diabetes when a person's blood glucose (sugar) level often swings quickly from high to low and from…
- Unicornuate Having one horn or being horn-shaped. The uterus is normally unicornuate