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).
Women's Health Initiative
A hospital for the exclusive use of women. The first hospital called by that name was the Woman's Hospital of New York City. It opened in 1855. The hospital was founded by the Woman's Hospital Association, a group of 30 women who held that…
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Show more- Active euthanasia The active acceleration of a 'good' death by use of drugs etc, whether by oneself or with the aid of a…
- K (potassium) K is the symbol for potassium, the major positive ion (cation) found inside of cells. The chemical notation…
- Joint aspiration A common benign childhood condition involving hypermobile joints (that can move beyond the normal range of…
- Met Methionine. See also: Amino acid symbols
- Atresia, biliary Congenital absence or closure of the major bile ducts, the ducts that drain bile from the liver. Biliary…
- Autoimmune lymphoproliferative syndrome (ALPS) A disease caused by failure of lymphocytes to die once they have finished doing their job. As a result…
- Choanal atresia Blockage of the choana, the passageway from the back of one side of the nose to the throat. The choana is…
- Hereditary amyloidosis Amyloidosis: A familial (inherited) disorder in which protein deposits (amyloid) accumulate in one or more…
- Poisoning, carbon monoxide See: Carbon monoxide poisoning
- MRCP Magnetic resonance cholangiopancreatography, an application of MRI (magnetic resonance imaging) to the…
- Tricuspid Having three flaps or cusps. The valve that is called the tricuspid valve is situated between the right…
- Acetylcholine A key chemical in neurons (nerve cells) that acts as a neurotransmitter and carries information across the…