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).
Unique identifier reporting
In public health, a system that uses information such as the person's birth date and part of their identification number (in the U.S., the social security number) to create a unique code that is reported instead of a name. It is an…
Read the definitionRandom terms
Show more- Toxic syndrome The ensemble of the signs and symptoms of the disorder resulting from exposure to a toxic agent. There are…
- Gastroenterologist A physician who specializes in the diagnosis and treatment of disorders of the gastrointestinal tract…
- Hereditary atransferrinemia A genetic disorder in which there is absence of transferrin, a plasma protein that transports iron through…
- Dumdum fever Also called kala-azar, a chronic, potentially fatal parasitic disease of the viscera (the internal organs)…
- Breast cancer gene BRCA1 A gene that normally acts to restrain the growth of cells in the breast but, when mutated, predisposes to…
- Alpha-synuclein One in a family of structurally related proteins that are prominently expressed in the central nervous…
- Valsalva maneuver A maneuver in which a person tries to exhale forcibly with a closed glottis (the windpipe) so that no air…
- Generalized anxiety disorder Abbreviated GAD. A condition characterized by 6 months or more of chronic, exaggerated worry and tension that…
- Enteric Pertaining to the small intestine. Also called (less often) enteral
- Graft Healthy skin, bone, or other tissue taken from one part of the body to replace diseased or injured tissue…
- Retinoschisis, X-linked See: Juvenile retinoschisis
- Gas, laughing Nitrous oxide, a gas capable of causing general anesthesia. Today nitrous oxide is sometimes given in the…