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- Cornea The clear front window of the eye that transmits and focuses light into the eye. Although the cornea is clear…
- GALT The enzyme (galactose-1-phosphate uridyl transferase) lack of which causes the genetic metabolic disease…
- Endoscopic ultrasound Ultrasound: Aviated EUS. A procedure that combines endoscopy and ultrasound to obtain images and information…
- AIDS dementia complex Dementia complex: A brain disorder that occurs in people with AIDS that causes the loss of cognitive…
- Cancer, non-small cell lung Cancer of the lung which is not of the small cell carcinoma (oat cell carcinoma) type. The term 'non-small…
- Nephrosis, lipoid See: Minimal change disease
- X-ray, AP An X-ray picture in which the beams pass from front-to-back (anteroposterior). An AP film is as opposed to a…
- Gaucher disease, type 1 Gaucher disease, type 1: The most common and best known form of Gaucher disease. It affects the spleen…
- Host 1. The organism from which a parasite obtains its nutrition and/or shelter.2. An organism or cell culture in…
- Niacin deficiency See: Pellagra
- Triple C's Street name for dextromethorphan (DXM)
- Periodontal The word 'periodontal' literally means 'around the tooth.' Periodontal diseases are bacterial infections that…