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).
Liquid nitrogen
Nitrogen in a liquid state. Liquid nitrogen is supercool -- about 200 degrees Celsius (320 degrees Fahrenheit) below zero -- and is used for cryopreservation, cryosurgery, and cryomedicine. Liquid nitrogen is invaluable for preserving…
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Show more- Common acute lymphocytic leukemia antigen (CALLA) A cell surface enzyme with neutral metalloendopeptidase activity that serves as a marker for the…
- Hydrostatic weighing See: Underwater weighing
- System, immune A complex system that is responsible for distinguishing us from everything foreign to us, and for protecting…
- Vulva cancer See: Cancer of the vulva
- Meter, pH See: pH meter
- Duodenal ulcer An ulcer (a hole in the lining) of the duodenum (the first portion of the small intestine). Ulcers can affect…
- Hydrocephalus ex-vacuo Hydrocephalus ex-vacuo: What is termed 'hydrocephalus ex-vacuo' occurs when there is damage to the brain…
- Debridement The act of debriding (removing dead, contaminated or adherent tissue or foreign material). Debridement…
- Congenital achromatopsia, Pertaining to the conjunctiva, the clear moist membrane that covers the inner surfaces of the eyelids and the…
- Electromagnetic field therapy See: Magnet therapy
- Alagille syndrome Also known as arteriohepatic dysplasia, this is a genetic disorder characterized by jaundice in the newborn…
- Clip A device used to hold something or things together. A surgical clip may be used to prevent a blood vessel…