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).
Diathermy
The use of heat to destroy abnormal cells. Also called cauterization or electrodiathermy.
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- EGF Epidermal growth factor. A polypeptide (small protein) that is a powerful mitogen. (It stimulates cells to…
- Orphan drug 1. Oral rehydration salts. 2. Oral rehydration solution. 3. Orthopaedic Research Society.
- Nephrolith A kidney stone
- Neuroendocrine cancer of the skin Also called Merkel cell carcinoma. An uncommon but highly malignant skin tumor that characteristically starts…
- Chronic progressive external ophthalmoplegia Slowly progressive paralysis of certain eye muscles. Chronic progressive external ophthalmoplegia is…
- Immunodeficient Lacking immunity and so susceptible to infection.
- Roentgenology Radiology, the science of radiation and, specifically, the use of both ionizing (like X-ray) and nonionizing…
- Crohn colitis Crohn disease involving only the large intestine (colon). Crohn disease is a chronic inflammatory disorder…
- HELLP syndrome A syndrome featuring a combination of 'H' for hemolysis (the breakdown of red blood cells), 'EL' for elevated…
- Dieldrin A chlorinated hydrocarbon insecticide. See: Aldrin and dieldrin