MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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.
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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).
Screening mammogram
Mammogram: A mammogram (an X-ray of the breast) in women who have no signs of breast cancer. It usually involves two X-rays of each breast. The aim of a screening mammogram is to detect a tumor that cannot be felt. A screening mammogram is…
Read the definitionRandom terms
Show more- Calcitriol The active form of vitamin D. Calcitriol is formed in the kidneys or made in the laboratory. It is used as a…
- Cataract A clouding of the lens of the eye. The normally clear aspirin-sized lens of the eye starts to become cloudy…
- Sign Any objective evidence of disease. Gross blood in the stool is a sign of disease. It can be recognized by the…
- Gram (measure) A unit of measurement of weight and mass in the metric system. In weight, a gram is equal to a thousandth of…
- Sigmoidoscope A thin lighted instrument used to view the inside of the rectum and lower colon
- Kubler-Ross See: Kubler-Ross, Elisabeth
- Defibrillation The use of a carefully controlled electric shock, administered either through a device on the exterior of the…
- Super spreader A highly infectious person who spreads the agent of an infectious disease to many other people. The historic…
- Ingrown toenail Ingrown toenail: A common disorder that occurs when the edge of the toenail grows into the skin of the toe…
- Intrahepatic Within the liver.
- PARK4 Familial Parkinson disease type 4
- Juxtaglomerular apparatus The prefix 'juxta-' comes from the Latin preposition meaning near, nearby, close. The juxtaglomerular…