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).
Zoophobia
An abnormal and persistent fear of animals. A phobia is an unreasonable fear that can cause avoidance and panic. Phobias are a relatively common type of anxiety disorder. Phobias can be treated with cognitive behavioral therapy using…
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Show more- Vitamin C An essential nutrient found mainly in fruits and vegetables. The body requires vitamin C to form and maintain…
- Oral rehydration therapy The administration of special fluids by mouth treat dehydration. Abbreviated ORT. See also: Oral rehydration…
- Capillary One of the tiny blood vessels that connect the arterioles (the smallest divisions of the arteries) and the…
- Photodynamic therapy Photodynamic therapy: A form of cancer treatment using an photosensitizing agent administered intravenously…
- Tuberculosis, MDR Multidrug-resistant tuberculosis. See: Tuberculosis, antibiotic-resistant
- Lyophilization A process by which material is rapidly frozen and dehydrated under high vacuum
- Humorism In medicine, humor refers to a fluid (or semifluid) substance. Thus, the aqueous humor is the fluid normally…
- Abate To lessen or decrease. After a boil is lanced, the pus can drain and the pain and tenderness abate. From the…
- Glenn shunt A surgical operation for children born with cyanotic heart disease ('blue babies'), in which a large vein…
- Aorta, coarctation of the A congenital constriction of the aorta, impeding the flow of blood below the level of the constriction and…
- Sequence, regulatory A sequence of bases in DNA that controls gene expression
- Hepatitis B immunization Hepatitis B immunization: Hepatitis B (hep B) vaccine gives prolonged protection, but 3 shots over a half…