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).
Advance medical directives
Advance medical directives Main Article provides a comprehensive look at the who, what, when and how of Advance medical directives Advance medical directives: These directives pertain to treatment preferences and the designation of a…
Read the definitionRandom terms
Show more- Strep Very commonly used shortened form of Streptococcus, a very common and important group of bacteria. See…
- Satellite DNA DNA that contains many tandem (not inverted) repeats of a short basic repeating unit. Satellite DNA is…
- Zovirax Brand name of Acyclovir
- Group B streptococcus infection A major cause of infections, including infections involving the pregnant woman and her newborn infant. Strep…
- Fibrous dysplasia, polyostotic The lateral (outside) and smaller of the two long bones in the lower leg between the knee and ankle. (The…
- NG tube See: Nasogastric tube
- Optic nerve The optic nerve connects the eye to the brain. The optic nerve carries the impulses formed by the retina, the…
- Quadrant A quarter. For example, the liver is in the right upper quadrant of the abdomen.
- Meditation A self-directed practice for relaxing the body and calming the mind. Most meditative techniques have come to…
- Lentiginosis profusa syndrome See: LEOPARD syndrome
- Gingivitis Gum disease with inflammation of the gums. On inspection, the gums will appear red and puffy, and will…
- Chargaff's rule See: Chargaff rule