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).
Osteopetrosis
Thickening of the bones which become abnormally dense due an inherited defect in bone resorption -- the process in which old bone is broken down and removed so that new bone can be added to the skeleton. Osteoclasts are the cells…
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Show more- Puerperal fever Fever that lasts for more than 24 hours within the first 10 days after a woman has had a baby. Puerperal…
- Antiestrogen A substance that can prevent the full expression of estrogen. Antiestrogens act by exerting antagonistic…
- Cigar A small roll of tobacco leaf for smoking. The word 'cigar,' from the Spanish 'cigarro,' first appeared in…
- Fibromyalgia Fibromyalgia: A syndrome characterized by chronic pain, stiffness, and tenderness of muscles, tendons, and…
- Duct of Bellini See: Ejaculatory duct.
- Roseola infantilis Roseola infantilis: Roseola infantilis is another name for roseola, also formally called roseola infantum…
- Alveolus One of the tiny air sacs located at the very ends of the bronchioles within the lungs where the exchange of…
- Virology The study of viruses
- Myocardial infarction A heart attack. Abbreviated MI. The term 'myocardial infarction' focuses on the myocardium (the heart muscle)…
- Fovea centralis See: Fovea.
- Neuralgia, sphenopalatine A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical…
- Ketoacidosis A feature of uncontrolled diabetes mellitus characterized by a combination of ketosis and acidosis. Ketosis…