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).
Gliosis
A process leading to scars in the central nervous system that involves the production of a dense fibrous network of neuroglia (supporting cells) in areas of damage. Gliosis is a prominent feature of many diseases of the central nervous…
Read the definitionRandom terms
Show more- Antidiuretic hormone (ADH) A relatively small (peptide) molecule that is released by the pituitary gland at the base of the brain after…
- C. welchii Clostridium welchii
- Encephalitis, St. Louis A disease caused by a virus (first observed in Illinois in 1932) transmitted from birds to the common Culex…
- Podiatrist A podiatrist is a physician that specializes in the evaluation and treatment of diseases of the foot. The…
- Blastocyst A thin-walled hollow structure in early embryonic development that contains a cluster of cells called the…
- Hypoxia A subnormal concentration of oxygen. By contrast with normoxia (normal oxygen) and anoxia (the absence or…
- Acute coronary syndromes A spectrum of conditions involving chest discomfort or other symptoms caused by lack of oxygen to the heart…
- Circumjacent Lying around in the sense of surrounding. Related terms include superjacent, subjacent, and adjacent. From…
- Glioma, visual pathway See Visual pathway glioma
- Mantoux test A skin test for tuberculosis, named for the French physician Charles Mantoux (1877-1947). See: Tuberculin
- Omentum A sheet of fat that is covered by peritoneum. The greater omentum is attached to the bottom edge of the…
- Matter, gray The cortex of the brain which contains nerve cell bodies. The gray matter is as opposed to the white matter…