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).
Systemic mastocytosis
A form of mastocytosis characterized by infiltrates of mast cells in the skin, lymph nodes, liver, spleen, gastrointestinal tract, bones, and joints with a predisposition to peptic ulcer due to excess stomach acid (caused by the release of…
Read the definitionRandom terms
Show more- Hermansky-Pudlak syndrome Abbreviated HPS. A genetic disorder characterized by albinism (with lack of pigment in the skin or eye)…
- Molar In dentistry, a molar is one of the posterior teeth well adapted to grinding, in keeping with its origin from…
- CME Stands for Continuing Medical Education. CME programs are intended, literally, to continue the medical…
- Demarcation A setting of limits; a boundary; marking the limits of, delimiting; setting apart, separating. The word…
- Immunoglobulin E Abbreviated IgG. A major class of immunoglobulins found in the blood, including many of the most common…
- Disease, Addison Long-term underfunction of the outer portion of the adrenal gland. In medical terms, chronic insufficiency of…
- Smallpox vaccination of fetus See Congenital vaccinia
- Treadmill A machine with a moving strip on which one walks without moving forward. A treadmill was originally a wide…
- Fear of the dark Pathological fear of the dark, an abnormal and persistent dread of the dark. Sufferers experience undue…
- Tonotopy The spatial arrangement of where sound is perceived, transmitted, or received. There is tonotopy in the…
- Lamarckism The theory of acquired characteristics put forth by Jean-Baptiste P.A. Lamarck (1744-1829), a French…
- Gay A person who is homosexual, especially a male homosexual. The word 'gay' in this regard may denote the…