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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Recurrence risk
In medical genetics, the recurrence risk is the chance that a genetic (inherited) disease present in the family will recur in that family and affect another person (or persons). It is the chance of 'lightning striking twice' (or thrice…
Read the definitionRandom terms
Show more- Salmonellosis Infection with bacteria belonging to the genus Salmonella. Salmonellosis is a common cause of food poisoning…
- Intestine, small The tubelike organ that receives the products of digestion from the stomach. It has three parts, the…
- Shigella Epidemic and opportunistic bacillary dysentery due to infection with the Shigella bacteria. Shigellosis…
- Heimlich maneuver An emergency treatment for obstruction of the airway in adults. It may be needed when someone chokes on a…
- Virus, positive-strand RNA See: Positive-strand RNA virus
- Wesand See: Weasand
- Cowper's gland A tiny gland in the male, also known as the bulbourethral gland. Named after the English anatomist William…
- Roundworm A type of parasitic worm that hatches in the intestines and lives there. The eggs of the roundworm usually…
- Ear, cauliflower An acquired deformity of the external ear to which wrestlers and boxers are particularly vulnerable. The…
- Expulsion, stage of The part of labor from the full dilatation of the cervix until the baby is completely out of the birth canal…
- Machine, CPM A machine used to help rehabilitate a limb (an arm or leg). The continuous passive motion (CPM) machine is…
- Ageusia The inability to taste sweet, sour, bitter, or salty substances. Some people can taste but their ability to…