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).
Doctors' symbol
A staff or rod, with a snake curled around it. It is the staff or rod of Aesculapius (also called Asklepios), the ancient mythical god of medicine. His Greek name was Asklepios and his Roman name Aesculapius. In reality, Asklepios may have…
Read the definitionRandom terms
Show more- Nephro- Prefix referring to the kidney as, for example, in nephrotoxic. From the Greek nephros meaning kidney
- Vision, low Visual loss that cannot be corrected with eyeglasses or contact lenses and that interferes with daily living…
- John La Montagne See: La Montagne, John
- Deep A device put within the body that is designed to recognize certain types of abnormal heart rhythms…
- Internal pacemaker Pacemaker: A device that uses electrical impulses to regulate the heart rhythm or to reproduce that rhythm…
- Genetics, transplantation The field of biology and medicine relating to the genes that govern the acceptance or rejection of a…
- Colpotomy A surgical incision in the vagina. The -tomy part of the word comes from the Greek tome meaning cutting
- Left heart The heart is composed functionally of two hearts - the right heart and the left heart. The left heart…
- Hemorrhage, subarachnoid Bleeding within the head into the space between two membranes that surround the brain. The bleeding is…
- Nitrogen, liquid See: Liquid nitrogen
- Hemostasis, genetics of Inherited factors that play a role in hemostasis, the stoppage of blood flow through a blood vessel. There is…
- Gerstmann-Straussler syndrome See: Gerstmann-Straussler-Scheinker syndrome