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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Arteriogram
An x-ray of blood vessels, which becomes visible after an injection of contrast solution into the circulation that appears on the x-ray film.
Read the definitionRandom terms
Show more- Apgar Abbreviation for the Apgar score, a practical method of evaluating the physical condition of a newborn infant…
- System, cardiovascular The circulatory system which comprises the heart and blood vessels. The system carries nutrients and oxygen…
- Crutch A wooden or metal vertical prop that helps support a disabled person while he or she is walking. Crutches…
- Gland, sublingual See: Sublingual gland
- Argyria Silver poisoning resulting in ashen gray discolored skin (and other tissues of the body). Due to long-term…
- Directives, advance medical These documents pertain to treatment preferences and the designation of a surrogate decision-maker in the…
- Nerve, efferent A nerve that carries impulses away from the central nervous system (CNS). An efferent nerve is the opposite…
- Meter, pH See: pH meter
- Placenta praevia A placenta implanted near the outlet of the uterus, so that at the time of delivery the placenta precedes the…
- Percutaneous Through the skin, as in a percutaneous biopsy
- Translation To go from RNA to protein, translation is needed. Translation is the process by which the genetic code…
- Lymphoma Tumor of the lymphoid tissue. Diagnosis is by biopsy. Treatment may be chemotherapy, radiation, surgery, or…