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).
Embolism, paradoxical
Passage of a clot (thrombus) from a vein to an artery. When clots in veins break off (embolize) , they travel first to the right side of the heart and, normally, then to the lungs where they lodge. The lungs act as a filter to prevent the…
Read the definitionRandom terms
Show more- Factitious disorder by proxy See: Munchhausen syndrome by proxy
- Immunization, anthrax Anthrax: A series of six shots over six months and booster shots annually, the anthrax vaccine now in use in…
- Argentaffinoma A tumor which secretes large amounts of the hormone serotonin. Argentaffinoma is also called carcinoid tumor…
- Otolaryngologist A physician specialized in diagnosing and treating diseases of the head and neck, especially those involving…
- Insulin-dependent diabetes See Diabetes, type 1
- Neurosis, hypochondriacal See: Hypochondriasis
- Event A set of outcomes. Cardiovascular events might include a heart attack and gastrointestinal events a GI bleed…
- Physiologic jaundice of the newborn Although there can be a diversity of physiologic stress tests, this refers here to a physiologic cardiac…
- Typhus, European See: Typhus, epidemic
- Graves disease Generalized diffuse overactivity ('toxicity') of the entire thyroid gland which becomes enlarged into a…
- Continuous passive motion machine A machine used to help rehabilitate a limb (an arm or leg). The continuous passive motion (CPM) machine is…
- Yersiniosis An infectious disease caused by a bacterium called Yersinia enterocolitica (and, less often, other forms of…