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).
Parathyrin
A small tumor of the parathyroid gland and the most common disorder of the gland. Parathyroid adenomas are benign (NOT malignant). The gland increases in size and produces PTH in excess. This is called primary hyperparathyroidism. In most…
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Show more- Laying on of hands In alternative medicine, an ancient method of healing by touching a person with the hands or palms, usually…
- Interleukin-3 A protein that stimulates the immune system to develop mast cells and bone-marrow cells. Abbreviated IL-3
- Agonist, LHRH A compound that is similar to LHRH (luteinizing hormone-releasing hormone) in structure and is able to it…
- Extremely low birth weight (ELBW) baby Born very prematurely weighing between 401 and 1000 grams (about 14 to 35 ounces) at birth. Extremely low…
- Dendritic cell A special type of cell that is a key regulator of the immune system, acting as a professional…
- Word deafness See: Auditory aphasia
- Priapism Abnormally persistent erection of the penis in the absence of sexual desire. Priapism can occur in persons…
- Allopathic medicine The system of medical practice which treats disease by the use of remedies which produce effects different…
- Floater A blurry spot that seems to drift in front of the eyes but does not block vision. The blur is the result of…
- Capitation In U.S. health services, capitation refers to a fixed 'per capita' amount that is paid to a hospital, clinic…
- Electronystagmogram A recording of the eye movements, usually done to confirm the presence of nystagmus. Electronystagmogram may…
- Dysphonia See: Spasmodic dysphonia.