MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Catatonic
1. Characterized by marked motor abnormalities including immobility (catalepsy or stupor), excessive motor activity (purposeless agitation), extreme negativism, mutism, posturing or stereotyped movements, echolalia, and/or echopraxia.2. A…
Read the definitionRandom terms
Show more- Disease, cat scratch A bacterial infection due to a cat scratch seen most often today in people with HIV. The disease…
- Corpus amygdaloideum See: Amygdaloid nucleus
- Marx, Gertie F. Distinguished German-born American physician known as the 'mother of obstetric anesthesia.' She almost…
- OBS 1. Organic brain syndrome.2. Obstetricians, in the plural
- Carotid Pertaining to the carotid artery and the area near that key artery located in the front of the neck though…
- Paradoxical embolism Passage of a clot (thrombus) from a vein to an artery. When clots in veins break off (embolize) , they travel…
- Acute kidney failure See: Acute renal failure
- A (adenine) In genetics, A stands for adenine, one member of the A-T (adenine-thymine) base pair in DNA. The other base…
- Glenn shunt A surgical operation for children born with cyanotic heart disease ('blue babies'), in which a large vein…
- Autotransplantation The process of transplanting tissue from one part of the body to another in the same individual. The…
- Coefficient of inbreeding A measure of how close two people are genetically to each another. The coefficient of inbreeding, symbolized…
- Hahnemann, Samuel A sac from which a hair grows and into which the sebaceous (oil) glands open. The follicle is lined by cells…