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).
Regurgitation
A backward flowing. For example, of food. Or the sloshing of blood back into the heart (or between chambers of the heart) when a heart valve is incompetent and does not close effectively
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Show more- American Sign Language Abbreviated ASL. A complete, complex language that employs signs made with the hands and other movements…
- Enediyne A very potent and naturally occurring antibiotic that acts by cleaving DNA. The adverse effects of enediynes…
- Polygenic Pertaining to two or more genes. As opposed to monogenic. Eye color is polygenic. It is by determined by a…
- Lung cancer, non-small cell Lung cancer, non-small cell: Cancer of the lung which is not of the small cell carcinoma (oat cell carcinoma)…
- Diabetic nephropathy The kidney disease associated with long-standing diabetes. Diabetic nephropathy is also called…
- Hypodontia and nail dysgenesis A genetic disorder characterized by the absence of several teeth (hypodontia) and abnormalities of the nails…
- Danon disease A genetic disorder characterized by heart problems, mental retardation and muscle weakness that affects males…
- Epispadias Congenital (at birth) malformation in which the opening of the urethra (from whence comes the urinary stream)…
- Blood in the urine Blood in the urine is termed hematuria. Gross hematuria refers to blood that is so plentiful in the urine…
- Major anxiety disorder >panic disorder; >obsessive-compulsive disorder; >PTSD (post-traumatic stress disorder); >social phobia…
- Cavernous sinus thrombosis A cavernous sinus thrombosis is a blood clot within the cavernous sinus, a large channel of venous blood in a…
- ALMS1 A gene on chromosome 2p13. Alstrom syndrome is caused by mutation of ALMS1