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).
Epistaxis, treatment of
To stop epistaxis (a nosebleed), you should: 1. Pinch all the soft parts of the nose together between your thumb and index finger. 2. Press firmly toward the face - compressing the pinched parts of the nose against the bones of the face…
Read the definitionRandom terms
Show more- Left heart hypoplasia syndrome A form of congenital heart disease in which the whole left half of the heart (including the aorta, aortic…
- Sleep, NREM Sleep, NREM: NREM (non-rapid eye movement) sleep is dreamless sleep. During NREM, the brain waves on the…
- Lissencephaly syndrome See: Miller-Dieker syndrome
- Status epilepticus An epileptic seizure that lasts more than 30 minutes; a constant or near-constant state of having seizures…
- HIV infection, acute The body's initial reaction to infection by the HIV virus. Acute HIV infection is a flu-like syndrome that…
- Diet, Atkins A high-protein, high-fat, low-carbohydrate weight-loss diet popularized by Dr. Robert C. Atkins. See: Atkins…
- Sickle cell disease A genetic blood disease due to the presence of an abnormal form of hemoglobin, namely hemoglobin S…
- Scleroconjunctival Pertaining to both the sclera and the conjunctiva. The sclera, a tough white outer coat that covers most of…
- Dog heartworm Dirofilaria immitis. See: Heartworm
- RDS (respiratory distress syndrome) Formerly known as hyaline membrane disease, a syndrome of respiratory difficulty in newborn infants caused by…
- Shunt, Blalock-Taussig A pioneering heart operation named after the American surgeon Alfred Blalock (1899-1964) and the pediatric…
- LDH Lactate dehydrogenase