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).
Joint, elbow
Three long bones meet in the middle portion of the arm at the elbow joint. The bone of the upper arm (humerus) meets both the ulna (the inner bone of the forearm) and radius (the outer bone of the forearm) to form a hinge joint. And the…
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Show more- Pediatric Pertaining to children
- Drug-induced liver disease Drug-induced liver disease: Drug-induced liver diseases are diseases of the liver that are caused by…
- Mosaic An individual or tissue containing two or more types of genetically different cells. All females are mosaics…
- Gas exchange The primary function of the lungs involving the transfer of oxygen from inhaled air into the blood and the…
- Tyrosine An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, tyrosine is produced from…
- Diff dx Abbreviation for differential diagnosis, the process of weighing the probability of one disease versus that…
- Nystagmus Rapid rhythmic repetitious involuntary (unwilled) eye movements. Nystagmus can be horizontal, vertical or…
- Repair, hernia Also called a herniorrhaphy, a surgical repair of a hernia. Hernia repair may be done under local or general…
- Operation, Blalock-Taussig A pioneering heart operation named after the American surgeon Alfred Blalock (1899-1964) and the pediatric…
- Very low calorie diet (VLCD) The Very low calorie diet (VLCD) is a doctor-supervised weight loss plan that uses commercially prepared…
- Colon polyp A fleshy growth on the inside (the lining) of the colon (the large intestine). Colon polyps are extremely…
- Menstrual irregularity The normal menstrual cycle is about four weeks long, and often follows the phases of the moon. Its length…