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).
Nocardiosis
An infection with bacteria called Nocardia which tend to strike the lungs, brain and skin, particularly in people with an impaired immune system. The majority (about 80%) of cases of nocardiosis involves lung infection, brain abscess, or…
Read the definitionRandom terms
Show more- Snip A single base change, a change in which a single base in the DNA differs from the usual base at that…
- Giardia lamblia Giardia lamblia: A parasite responsible for a contagious form of diarrhea. The parasite is most commonly…
- Colon cancer and polyps Colon cancer and polyps: Benign tumors of the large intestine are called polyps. Malignant tumors of the…
- HAART Stands for highly active antiretroviral therapy. Treatment with a very potent drug 'cocktail' to suppress the…
- Acute coronary syndromes A spectrum of conditions involving chest discomfort or other symptoms caused by lack of oxygen to the heart…
- Chest The area of the body located between the neck and the abdomen. The chest contains the lungs, the heart and…
- System, cardiac conduction The electrical conduction system that controls the heart rate. This system generates electrical impulses and…
- Telepathology The use of telecommunications technology to facilitate the transfer of image-rich pathology data between…
- Endocrine Pertaining to hormones and the glands that make and secrete them into the bloodstream through which they…
- Roentgen, Wilhelm Wilhelm Conrad Rontgen (1845-1923), German-born, Dutch-educated physicist who first observed and documented…
- Ad- Latin prefix meaning 'toward' and 'in the direction of,' as in adduction (movement of a limb toward the…
- Multidetector computed tomography (MDCT) A form of computed tomography (CT) technology for diagnostic imaging. In MDCT, a two-dimensional array…