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).
Exercise cardiac stress testing
The most widely used cardiac (heart) screening test. The patient exercises on a treadmill according to a standardized protocol, with progressive increases in the speed and elevation of the treadmill (typically changing at three-minute…
Read the definitionRandom terms
Show more- RXT Medical abbreviation for radiotherapy
- Opiate agonist maintenance See: Methadone treatment program
- Borrelia burgdorferi The spirochete (a type of bacteria) that causes Lyme disease. Named after its discoverer, Dr. Willy…
- Apert syndrome A malformation syndrome characterized by a high short skull, underdevelopment of the midface, soft tissue and…
- Lycanthropy The delusion that one has become a wolf or the werewolf transformation. Werewolf myths were associated with…
- Exogenous DNA DNA originating outside an organism
- Biotechnology The fusion of biology and technology. Biotechnology is the application of biological techniques to product…
- Toxemia A condition in pregnancy, also known as pre-eclampsia (or preeclampsia) characterized by abrupt hypertension…
- Trachea A tube-like portion of the breathing or 'respiratory' tract that connects the 'voice box' (larynx) with the…
- Oliva The olive, a structure in the brain
- RX Medical abbreviation for treatment
- MCL (medial collateral ligament) of the knee The knee joint is surrounded by a joint capsule with ligaments strapping the inside and outside of the joint…