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).
Pulmonary stenosis
The pulmonary valve is too tight so that the flow of blood from the right ventricle of the heart into the pulmonary artery is impeded. This means the right ventricle must pump harder than normal to overcome the obstruction. If the stenosis…
Read the definitionRandom terms
Show more- Aphasia, nominal See Anomia
- GDB The Genome Database (GDB), the official central repository for genomic mapping data resulting from the Human…
- Cholesterol, HDL See HDL cholesterol
- Florence R. Sabin See: Sabin, Florence R.
- Wind chill See: Round window.
- Black plague In 14th-century Europe, the victims of the 'black plague' had bleeding below the skin (subcutaneous…
- Mansfield, Peter British scientist (1933-) who shared the 2003 Nobel Prize for Physiology or Medicine with the American…
- Sideropenic dysphagia See: Plummer-Vinson syndrome
- Galton, Sir Francis English advocate of eugenics, the idea of improving the physical and mental makeup of the human species by…
- Hydrocephalus ex-vacuo Hydrocephalus ex-vacuo: What is termed 'hydrocephalus ex-vacuo' occurs when there is damage to the brain…
- Biomagnetic therapy See: Magnet therapy
- Contraceptive sponge, vaginal A contraceptive device that is donut-shaped, made of plastic, contains a spermicide (nonoxynol-9) and is…