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).
Lupus
Lupus: A chronic inflammatory condition caused by an autoimmune disease. An autoimmune disease occurs when the body's tissues are attacked by its own immune system. Patients with lupus have unusual antibodies in their blood that are…
Read the definitionRandom terms
Show more- Gregarious parasite A parasite whose nutritional requirements permit several to many of them to live simultaneously in or on the…
- Internal genitalia, female See: Female internal genitalia
- Automated white cell differential A machine-generated percentage of the different types of white blood cells, usually split into granulocytes…
- Cross-species transplantation See Xenotransplantation
- Arterial blood gas (ABG) The sampling of the blood levels of oxygen and carbon dioxide within the arteries, as opposed to the levels…
- Amoeba Also ameba. A single-celled (protozoan) organism that constantly changes shape. The word 'ameba' is from the…
- Antiprotozoal drug Something that destroys protozoa or inhibits their growth and ability to reproduce. A few of the protozoa of…
- Beaufort wind scale A widely used wind force scale whih is a simple numerical relationship to wind speed based on an observation…
- Inhibitory RNA See: RNA inactivation; and RNA interference
- Peak expiratory flow Abbreviated PEF. The maximum airflow during a forced expiration beginning with the lungs fully inflated. The…
- Heart transplant Heart transplant: A surgical procedure in which a diseased heart is replaced with a healthy heart from a…
- Study, diachronic See: Study, longitudinal