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).
Inch
In length, 1/12th of foot or 1/36 of a yard or, metrically, 2.54 centimeters. The inch, along with the foot and yard, are Old World creations to which the USA has stubbornly clung. The inch was originally about the length of the last bone…
Read the definitionRandom terms
Show more- Gray syndrome See: Gray baby syndrome
- Intraocular lens An artificial lens made of plastic, silicone, acrylic or other material that is implanted inside the eye…
- Hallucination, musical See: Musical hallucination
- Syndrome, atypical measles (AMS) Measles (AMS): An altered expression of measles, AMS begins suddenly with high fever, headache, cough, and…
- Cancer, cervix See: Cervical cancer
- Disorder, mathematics A condition characterized by math skills that are significantly below normal, given the person's age…
- Fear of depths An abnormal and persistent fear of depths. Sufferers of this fear experience anxiety even though they realize…
- Holter monitor A type of portable heart monitor. The Holter monitor is a small portable electrocardiogram (ECG). The device…
- Curare A muscle relaxant used in anesthesia (and, in the past, in arrow poisons by South American Indians). Curare…
- Patent urachus A birth defect involving the urachus, a canal connecting the bladder of the fetus with the allantois, a…
- Nasogastric Referring to the passage from the nose to the stomach. A nasogastric tube is one that is passed through the…
- Chorea Ceaseless rapid complex body movements that look well coordinated and purposeful but are, in fact…