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).
Rheumatoid arthritis
Rheumatoid arthritis: An autoimmune disease which causes chronic inflammation of the joints, the tissue around the joints, as well as other organs in the body. Autoimmune diseases occur when the body tissues are mistakenly attacked by its…
Read the definitionRandom terms
Show more- Hepatic transplant See: Liver transplant
- Anophthalmia Absence of the eye, as a result of a congenital malformation (birth defect) of the globe. Anophthalmia…
- Postpartum depression Postpartum depression: A form of severe depression after delivery that requires treatment. It is sometimes…
- Superficial spreading melanoma See: Melanoma, superficial spreading
- Central core disease of muscle One of the conditions that produces 'floppy baby' syndrome. CCD causes hypotonia (floppiness) in the newborn…
- Pulmonary alveolar proteinosis Lung disease characterized by progressive difficulty breathing (dyspnea) and cough due to the accumulation of…
- Super- Prefix meaning meaning above, more than normal, or excessive. As in superaspirin, superbug, superjacent…
- Sabin vaccine The oral polio vaccine developed by Dr. Albert S. Sabin. The first vaccine against poliomyelitis was…
- Syndrome, toxic shock A grave condition occurring predominantly in menstruating women using tampons, toxic shock is characterized…
- Inhaler, metered-dose Not something that is contained in a will, but rather a gene, chromosome or genome that is transmitted from…
- Growth in height See: Normal growth
- Drop attack See: Atonic seizure