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).
Post-traumatic stress disorder
Stress disorder: A common anxiety disorder that develops after exposure to a terrifying event or ordeal in which grave physical harm occurred or was threatened. Family members of victims also can develop the disorder. PTSD can occur in…
Read the definitionRandom terms
Show more- Systemic-onset juvenile chronic arthritis See: Arthritis, systemic-onset juvenile rheumatoid
- Multiple daily injections Abbreviated MDI. Several shots every day as of insulin to provide tight control of blood sugar
- Anfinsen See: Anfinsen, Christian Boehmer, Jr.
- Extremophile An organism that lives under extreme conditions. An example of an extremophile is Methanococcus jannaschii, a…
- Pregnancy planning Pregnancy planning: Pregnancy planning addresses issues like nutrition, vitamins, body weight, exercise…
- Systemic lupus erythematosus Systemic lupus erythematosus: A chronic inflammatory condition caused by an autoimmune disease. An autoimmune…
- MRDM Malnutrition-related diabetes mellitus. See: Tropical diabetes
- Dropsy An old term for the swelling of soft tissues due to the accumulation of excess water. In years gone by, a…
- Proportional counter A device for measuring radioactivity. More technically, a proportional counter counts the emission of…
- Magnetic resonance imaging Magnetic resonance imaging: A special radiology technique designed to image internal structures of the body…
- Procollagen A precursor (forerunner) of collagen, the protein that adds strength and support to many body tissues
- Gerstmann-Straussler disease See: Gerstmann-Sträussler-Scheinker syndrome