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).
Mitochondrial myopathy
A group of neuromuscular diseases caused by damage to the mitochondria, energy-producing structures in cells that serve as power plants. Nerve and muscle cells require a great deal of energy and are particularly impaired by mitochondrial…
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Show more- Annotate In genetics, to identify the locations and the coding regions of genes in a genome and determine what those…
- Ulcer An area of tissue erosion, for example, of the skin or lining of the gastrointestinal (GI) tract. Due to the…
- Age of father See: Paternal age
- Contraction, premature See: Extrasystole
- Shunt, ventriculopleural See: Ventriculopleural shunt
- Yawning Involuntary opening of the mouth with respiration, breathing first inward, then outward. Yawning is often…
- Angina Angina: Chest pain due to an inadequate supply of oxygen to the heart muscle. The chest pain of angina is…
- Rx A medical prescription. The symbol 'Rx' is usually said to stand for the Latin word 'recipe' meaning 'to…
- Ablation, endometrial Removal of the lining of the womb. Removing the uterine lining decreases menstrual flow or stops it…
- Pheromone An agent secreted by an individual that produces a change in the sexual or social behavior of another…
- Negative clinical trial A clinical trial that shows that a new treatment is inferior to standard treatment. See: Clinical trials. See…
- Phytanic acid storage disease See Refsum disease