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).
Embolism, pulmonary
The obstruction of the pulmonary artery or a branch of it leading to the lungs by a blood clot, usually from the leg, or foreign material causing sudden closure of the vessel. (Embolus is from the Greek 'embolos' meaning plug.) The risk…
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Show more- Inappropriate ADH secretion A syndrome of inappropriate secretion of antidiuretic hormone (ADH) which results in the inability to put out…
- Dysgraphia A specific developmental disability that affects the person's ability to write. Problems may include…
- Renal infection in children See: Urinary tract infection in children
- Parainfluenza A disease due to an acute respiratory infection caused by a parainfluenza virus. Parinfluenza occurs usually…
- Voice disorder One of a group of problems involving abnormal pitch, loudness, or quality of the sounds produced by the…
- Scler- (Or sclero-) A confusing prefix that can refer exclusively to hardness (from the Greek 'skleros' meaning…
- NIGMS Stands for the National Institute of General Medical Sciences, one of the National Institutes of Health in…
- Chiron In Greek mythology, the centaur who, wounded by Hercules, invented medicine in order to heal himself. Chiron…
- Nulliparous Never having given birth to a child.
- Glucocorticoid A hormone that predominantly affects the metabolism of carbohydrates and, to a lesser extent, fats and…
- Androgen ablation Treatment designed to suppress or block the production of male hormones. Androgen suppression can be achieved…
- Crick-Brenner experiment An elegant and important experiment performed in 1961 by Francis Crick and Sydney Brenner. The experiment…