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).
Spitz-Holter valve
A pioneering one-way valve created by John Holter to treat hydrocephalus. In 1955 Mr. Holter, , a hydraulics technician, and his wife had a son with hydrocephalus for which there was then no effective treatment. Mr. Holter designed a…
Read the definitionRandom terms
Show more- Hantavirus pulmonary syndrome Acronym for High Altitude Pulmonary Edema, the accumulation in the lungs of extravascular fluid (fluid…
- Informed consent A process in which a person learns key facts about a clinical trial, including potential risks and benefits…
- Rectal itching See Anal itching
- Gene product The RNA or protein that results from the expression of a gene. The amount of gene product is a measure of the…
- Radiology The branch of medicine that uses ionizing and nonionizing radiation for the diagnosis and treatment of…
- Endotracheal tube A flexible plastic tube that is put in the mouth and then down into the trachea (the airway). The doctor…
- Cardiac-limb syndrome See: Holt-Oram syndrome
- Central line A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- Supraspinatus muscle >The supraspinatus muscle; >The subscapularis muscle, which moves the arm by turning it inward (internal…
- Neisseria infection See: Meningococcal infection
- Baby walker A device that allows a baby to move about in a half-seated, half-upright position. A 'walker' may…
- Lithotripsy, extracorporeal shock wave See: Extracorporeal shock wave lithotripsy