MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Neurogenic shock
A type of shock (a life-threatening medical condition in which there is insufficient blood flow throughout the body) that is caused by the sudden loss of signals from the sympathetic nervous system that maintain the normal muscle tone in…
Read the definitionRandom terms
Show more- Unicornuate Having one horn or being horn-shaped. The uterus is normally unicornuate
- Foramen ovale An oval opening between the two upper chambers of the heart (the atria) that is a normal feature of the fetal…
- Neonatal mortality rate The number of children dying under 28 days of age divided by the number of live births that year. The…
- Fear of bees An abnormal and persistent fear of bees. A phobia can cause avoidance and panic. Phobias are a relatively…
- Prostatodynia A type of inflammation of the prostate not due to bacterial infection and in which there are no objective…
- Single base change A change in which a single base in the DNA differs from the usual base at that position. These single base…
- Helicobacter heilmannii A bacteria that infects most cats, dogs and pigs and, in them, causes stomach inflammation (gastritis). H…
- Weighing, underwater See: Underwater weighing
- Syndrome, Kawasaki A syndrome of unknown origin, mainly affecting young children, that causes fever, reddening of the eyes…
- Brainstem The lowest part of the brain which merges with the spinal cord and provides the major route by which the…
- Hydatidiform mole A tumor that forms in the uterus as a mass of cysts resembling a bunch of grapes. Moles occur during the…
- Esophageal speech Speech produced with air trapped in the esophagus and forced out again. People with a laryngectomy (for…