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).
Artificial pancreas
A machine that constantly measures the level of glucose (sugar) in the blood and, in response to an elevated level of glucose, releases an appropriate amount of insulin to lower the level into the normal range. In this respect, the machine…
Read the definitionRandom terms
Show more- Adenoma A benign tumor that arises in or resembles glandular tissue. If it becomes cancerous, it is called an…
- ShRNA Short hairpin RNA. A short sequence of RNA which makes a tight hairpin turn and can be used to silence gene…
- PARK9 Familial Parkinson disease type 9
- Paroxysm In medicine, a paroxysm is a violent attack. It may be due to the sudden occurrence of symptoms or the acute…
- Science (journal) A weekly journal concerning science. Science was founded in 1880 by one of the world's most famous…
- Medical physics The science of human health and radiation exposure. Medical physics, also called health physics, is devoted…
- Analgesic A drug or medicine given to reduce pain without resulting in loss of consciousness. Analgesics are sometimes…
- Tinel's sign An examination test that is used by doctors to detect an irritated nerve. Tinel's sign is performed by…
- Inguinal canal A passage in the lower anterior abdominal wall which in the male allows passage of the spermatic cord and in…
- Naturalistic study A type of study in which the researcher very carefully observes and records some behavior or phenomenon…
- Aneurysm, cardiac Outpouching of an abnormally thin portion of the heart wall. An aneurysm is a localized widening (dilatation)…
- Bone, parietal The main bone on the side of the skull. Although the parietal bone is curved, it is considered a flat bone…