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).
LQTS
The long QT syndrome. See Long QT syndrome
Read the definitionRandom terms
Show more- Anesthetic, local An anesthetic that causes loss of feeling in a small part of the body
- Haploid A set of chromosomes containing only one member of each chromosome pair. The sperm and egg are haploid and…
- Hangman injury (Hangman's fracture) A broken neck involving a fracture of an upper cervical vertebra similar to the injury suffered in death by…
- Addisonian anemia Anemia: A blood disorder caused by a lack of vitamin B12. Patients who have this disorder do not produce the…
- Atria The plural of atrium. The atria are the two smaller chambers of the heart. Each atrium consists of an open…
- Tube, otopharyngeal The tube that runs from the middle ear to the pharynx, known also as the Eustachian tube. The function of…
- Cardiopathy Heart disease. A nonspecific term applicable to any and all diseases of the heart. From cardio- + the Greek…
- Landau-Kleffner syndrome Landau-Kleffner syndrome: A disorder with seizures starting in childhood in which the patient loses skills…
- Endometrial cancer Cancer of the womb (the uterus ). Endometrial cancer occurs most often in women between the ages of 55 and 70…
- Goodpasture syndrome An autoimmune disease characterized by a combination of lung and kidney disease --specifically, pulmonary…
- Short hairpin RNA See: shRNA
- Restriction endonuclease An enzyme from bacteria that can recognize specific base sequences in DNA and cut (restrict) the DNA at that…