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).
Desert fever
A disease also called coccidioidomycosis (CM) due to a fungus called Coccidioides immitis. About 40% of people infected with this fungus develop symptoms. Most often they have an influenza-like illness with fever, cough, headaches, rash…
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Show more- Holoprosencephaly A relatively common birth defect of the brain, which often also affects facial features, causing closely…
- Case-fatality proportion The number of cases of a disease ending in death compared to the number of cases of the disease. Usually…
- Social phobia Excessive fear of embarrassment in social situations that is extremely intrusive and can have debilitating…
- Infection, pinworm An infection caused by a small, white intestinal worm: the pinworm or, more formally, Enterobius…
- Respiratory failure Inability of the lungs to perform their basic task of gas exchange, the transfer of oxygen from inhaled air…
- Chemical terrorism Terrorism using chemical agents. These chemical agents are poisonous gases, liquids or solids that have toxic…
- Immunocompetence The ability to produce a normal immune response
- Bacillary angiomatosis A bacterial infection due to a cat scratch most often seen today in people with HIV. The disease…
- Vertical transmission Passage of a disease-causing agent (a pathogen) vertically from mother directly to baby during the perinatal…
- Clot-dissolving medication See: Thrombolytic agent
- Immunization, infectious hepatitis See Immunization, hepatitis A
- Aorta The largest artery in the body, the aorta arises from the left ventricle of the heart, goes up (ascends) a…