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).
Mongolism
Obsolete name for Down syndrome. Down syndrome refers to the 19th century English physician J. Langdon Down who described the condition in 1866. In great error, Langdon Down attributed the condition to a 'reversion' to the 'mongoloid…
Read the definitionRandom terms
Show more- Hyperphosphatemia A higher than normal blood level of phosphate. Phosphate molecules are particularly important as part of…
- Infection, urinary tract (UTI) An infection in the urinary system that begins when microorganisms cling to the opening of the urethra (the…
- Bacteremia The presence of live bacteria in the bloodstream. Bacteremia is analogous to viremia (the presence of a virus…
- Achillodynia Pain due to inflammation of the Achilles tendon or the bursa associated with it. The Achilles tendon is one…
- Gesundheit Interjection used to wish 'good health,' especially to someone who has sneezed. In this situation, Gesundheit…
- Cholangi- Relating to a bile duct. From the Greek chole meaning bile + a(n)geion meaning a vessel = a bile vessel
- Dopamine An important neurotransmitter (messenger) in the brain. Dopamine is classified as a catecholamine (a class of…
- Mycelium An array of fungal filaments which was thought to resemble a display of decorative nails. From the Greek…
- GERD surgery (fundoplication) A surgical technique that strengthens the barrier to acid reflux when the lower esophageal sphincter does not…
- Cryptitis A term that is used to describe one of the abnormalities that is seen under the microscope when small…
- Myocarditis, viral Inflammation of the muscles in the walls of the heart due to a viral infection. Among the offenders are dozen…
- American Sign Language Abbreviated ASL. A complete, complex language that employs signs made with the hands and other movements…