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).
Homeostasis
A property of cells, tissues, and organisms that allows the maintenance and regulation of the stability and constancy needed to function properly. Homeostasis is a healthy state that is maintained by the constant adjustment of biochemical…
Read the definitionRandom terms
Show more- IV (intravenous) >Intravenous antibiotics refer to the administration into the venous circulation of a solution containing…
- Pro time The pro time (or, more properly, the prothrombin time) is a test of the integrity of part of the clotting…
- Thanatology The study of death and dying, including the medical, psychological, and sociologic aspects of it. Each…
- Melancholia Old term for depression.
- Gonarthritis Inflammation of the knee joint
- Progressive vaccinia A severe complication of smallpox vaccination that occurs because of an immune defect in the vaccinated…
- Presenteeism The problem of workers being on the job but, because of medical conditions, not fully functioning. The health…
- Glucose tolerance, impaired See: Impaired glucose tolerance
- Nursing 1) Profession concerned with the provision of services essential to the maintenance and restoration of health…
- Cox-1 inhibitor An agent that inhibits the action of the enzyme cox-1 (cyclooxygenase-1). The common anti-inflammatory drugs…
- Stenosis, aortic Narrowing (stenosis) of the heart valve between the left ventricle of the heart and the aorta. This narrowing…
- Syringe A device used in medicine to inject fluid into or withdraw fluid from the body. Medical syringes consist of a…