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).
Nervous system, sympathetic
A part of the nervous system that accelerates the heart rate, constricts blood vessels, and raises blood pressure. The sympathetic nervous system together with the parasympathetic nervous system (that slows the heart rate, increases…
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Show more- Ear, inner There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The inner…
- Lipectomy, suction-assisted Another name for liposuction, the surgical removal of fat deposits from specific parts of the body, the most…
- Chromaesthesia See: Chromesthesia
- BASE breast cancer gene A breast cancer gene first reported in 2003 that encodes a protein secreted only by breast cancer and…
- Papilloma, intraductal A benign, wart-like growth that occurs in breast ducts
- Lingelsheimia A group of bacteria named after W. von Lingelsheim. Now known as Acinetobacter. See: Acinetobacter
- Rate, sedimentation A blood test that detects and monitors inflammation in the body. It measures the rate at which red blood…
- Transsexualism A consistently strong desire to change one's anatomical gender. Some transsexuals were misassigned gender at…
- Infant, post-term An overly mature baby that has not been born until well after the usual term pregnancy. A post-term baby is…
- Takayasu disease Takayasu disease: A chronic inflammatory disease of the aorta and its branch arteries. The cause is unknown…
- Hemostasis The stoppage of bleeding or hemorrhage. Also, the stoppage of blood flow through a blood vessel or organ of…
- Alveolar Pertaining to the alveoli, the tiny air sacs in the lungs. The exchange of oxygen and carbon dioxide takes…