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).
Syndrome, Prader-Willi
See: Prader-Willi syndrome
Read the definitionRandom terms
Show more- Bursitis, aseptic A bursa is a closed fluid-filled sac that functions as a gliding surface to reduce friction between tissues…
- Anterior chamber The space in the eye that is behind the cornea and in front of the iris. The cornea is the outer…
- Subaortic stenosis Narrowing of the left ventricle of the heart just below the aortic valve through which blood must pass on its…
- Anesthetic, local An anesthetic that causes loss of feeling in a small part of the body
- Vitamin B12-responsive methylmalonicaciduria An inherited metabolic (biochemical) disease that, unless effectively treated, causes young children to…
- Vaccination, hepatitis A See: Hepatitis A immunization
- Osmolarity, plasma See: Plasma osmolarity
- Borborygmus Bowel sounds, the gurgling, rumbling, or growling noise from the abdomen caused by the muscular contractions…
- Blood poisoning The medical term is 'septicemia.' No matter which of these two terms-blood poisoning or septicemia-you…
- Collapsed lung Failure of full expansion of a once fully expanded lung. Medically called atelectasis. The word comes from…
- Lentigines When there is one lentigo, there are usually more lentigines
- Citrovorum factor See: Leucovorin