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).
Premature systole
See: Extrasystole
Read the definitionRandom terms
Show more- Suture See: SV40.
- Yellow enzyme, Warburg's A key respiratory enzyme discovered by the German biochemist Otto Heinrich Warburg (1883-1970), a pioneer in…
- Family practice The medical specialty which provides continuing and comprehensive health care for the individual and family…
- Left-handed In popular usage, the leg extends from the top of the thigh down to the foot. However, in medical…
- Lissencephaly A brain malformation characterized by microcephaly and the lack of normal convolutions (folds) in the brain…
- Blistering agent See: Vesicant
- Systemic lupus erythematosus Systemic lupus erythematosus: A chronic inflammatory condition caused by an autoimmune disease. An autoimmune…
- Sibling A brother or sister
- Polymorphonuclear leukocyte A type of white blood cell with a nucleus that is so deeply lobated or divided that the cell looks to have…
- System, locomotive The system that permits locomotion, movement from one place to another. The key components of this system are…
- Syndrome, Conn Overproduction of the hormone aldosterone (pronounced al-do-ster-one) by a tumor that contains tissue…
- Staging In regard to cancer, the process of doing examinations and tests to learn the extent of the cancer…