MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Radical neck dissection
A surgical procedure involving the removal of a tumor from the neck with an additional margin of normal tissue of at least 2 cm together with the removal of the lymph nodes from the neck. A radical dissection is the removal of not only…
Read the definitionRandom terms
Show more- Biological safety level 1 Level 1 biosafety
- Pecs Slang for the pectoral muscles, muscles of the 'anterior chest' (the front of the chest). The Latin 'pectus'…
- Diseases, rickettsial The infectious diseases caused by the rickettsiae fall into 4 groups:(1) typhus: epidemic typhus…
- De Musset sign Rhythmic nodding or bobbing of the head in synchrony with the heart beat, a sign of aortic insufficiency…
- Lymphoma, AIDS-related Lymphoid tumors that appear in people with AIDS, presumably due to immune- system impairment. Treatment is…
- Tonsil stone A tiny stone (calculus) in the tonsils. These stones, called tonsilloliths, are found within little pockets…
- Psychodynamic drug See: Psychotropic drug
- Intrahepatic Within the liver.
- Ethyl acrylate A substance used in making latex paints and textiles. The US government removed ethyl acrylate from its list…
- Recommended Daily Allowance Popular name for the Recommended Dietary Allowance (RDA)
- Gray's Anatomy A book entitled 'Anatomy Descriptive and Surgical' by Henry Gray appeared in 1858. Little could Dr. Gray have…
- Conjoined twins See: Conjoined twin