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.
- 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).
Sesamoid bone
A little bone embedded in a joint capsule or tendon. The kneecap (patella) is a sesamoid bone
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- DHHS Acronym for the U.S. Department of Health and Human Services. Also known as HHS. The U.S. Department of…
- Disease, bipolar See: Bipolar disorder
- Quiescence Inactivity, quietness. In cells, quiescence is the state of not dividing. In neurons (nerve cells)…
- Enanthem A rash inside the body. An example: the spots in measles (Koplik's spots) inside the mouth that look like a…
- Concussion of the brain A traumatic injury to the brain as a result of a violent blow, shaking, or spinning. A brain concussion can…
- Sickness, altitude >If possible, don't fly or drive to high altitude. Start below 10,000 feet (3,048 meters) and walk up. >If…
- Cataract with poikiloderma atrophicans Also known as the Rothmund-Thomson syndrome, this is an hereditary disease characterized by progressive…
- Ear, middle There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The middle…
- Arenaviridae See: Arenavirus
- Joint, TM The joint that hinges the lower jaw (mandible) to the skull