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- Central catheter See: Catheter, central
- Diabetes and Digestive and Kidney Diseases (NIDDK) Stitute of (NIDDK): One of the National Institutes of Health in the U.S., the NIDDK has a multisystem name…
- Ordre des Medecins The Conseil National de l'Ordre des Médecins. The French equivalent of the American Medical Association (the…
- Antifungal A drug used to treat fungal infections. Examples of antifungal drugs include miconazole (MONISTAT) and…
- IL-4 Interleukin-4
- Blind 1. Unable to see. Without part or all of the sense of sight.2. In a clinical trial, not to know the treatment…
- Hypodontia and nail dysgenesis A genetic disorder characterized by the absence of several teeth (hypodontia) and abnormalities of the nails…
- Nocebo A negative placebo effect as, for example, when patients taking medications experience adverse side effects…
- BMD (bone mass density) Abbreviation for bone mass density and the synonymous term, bone mineral density
- Rib, sternal One of the first 7 pairs of ribs. A rib is said to be a 'sternal' rib or a 'true' rib if it attaches to the…
- Womyn Woman. A late 20th century feminist creation to avoid the suffix man
- Beard The hair that normally grows on the male face after puberty. Testosterone, the most potent of the naturally…