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).
Virus, human immunodeficiency (HIV)
The cause of AIDS. HIV has also been called the human lymphotropic virus type III, the lymphadenopathy- associated virus and the lymphadenopathy virus. No matter what name is applied, it is a retrovirus. (A retrovirus has an RNA genome and…
Read the definitionRandom terms
Show more- Endometrial biopsy Endometrial biopsy: A procedure for sampling the lining of the uterus (the endometrium). Endometrial biopsy…
- Histoplasmosis A disease caused by the fungus Histoplasma capsulatum. Most people with histoplasmosis have no symptoms…
- Stockholm syndrome Sudden collapse into unconsciousness due to a disorder of heart rhythm in which there is a slow or absent…
- Lean body mass The mass of the body minus the fat (storage lipid). There are a number of methods for determining the lean…
- Surveillance, Epidemiology, and Ends Results See: SEER
- Guillotine A machine used during (and after) the French Revolution for beheading people condemned to death, by means of…
- Thyroid binding globulin A blood protein that binds with the thyroid hormone thyroxine (T4).
- Antioxidant Any substance that reduces oxidative damage (damage due to oxygen) such as that caused by free radicals. Free…
- Codes, drug caution Abbreviations on medications that indicate caution. While not a part of the historical heritage of ancient…
- Weight loss Weight loss is a decrease in body weight resulting from either voluntary (diet, exercise) or involuntary…
- Monoamine oxidase inhibitor One of a potent class of medications used to treat depression. Abbreviated MAOI.
- Richard L. Varco See: Varco, Richard L.