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).
Care proxy, health
A health care proxy is one form of advance medical directive. Advance medical directives pertain to treatment preferences and the designation of a surrogate decision-maker in the event that a person should become unable to make medical…
Read the definitionRandom terms
Show more- Inkblot test A test used in clinical psychology and psychiatry involving inkblots. The inkblots are used to determine what…
- Syndrome, Gareis-Mason See Syndrome, MASA
- Exaggerated startle disease A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Arcuate neuron A neuron in the arcuate nucleus of the brain. See: Arcuate nucleus
- AMS (acute mountain sickness) Acute mountain sickness (AMS) is the effect on the body of being in a high altitude environment. AMS is…
- STOP (selective tubal occlusion procedure) A nonsurgical form of permanent birth control in which a physician inserts a 4-centimeter (1.6 inch) long…
- Power outage and the heat When power goes out, water purification systems may not be functioning fully. Use bottled water for eating or…
- Deficiency, zinc According to the National Academy of Sciences, the Recommended Dietary Allowances of zinc are 12 milligrams…
- Peristalsis The rippling motion of muscles in the digestive tract. In the stomach, this motion mixes food with gastric…
- Drugs during pregnancy, dangerous A teratogen is an agent that can disturb the development of the embryo or fetus. Teratogens halt the…
- Sac, yolk See: Yolk sac
- Corpus amygdaloideum See: Amygdaloid nucleus