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).
Hypnolepsy
A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep. Also known as narcolepsy. The disorder is often associated with cataplexy (a sudden loss of muscle tone and paralysis of voluntary muscles associated…
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Show more- Progeny The children and other descendants. For example one might say that the progeny of someone with a genetic…
- Test, tilt-table Tilt-table testing involves placing the patient on a table with a foot-support. The table is tilted upward…
- Allergic reaction The hypersensitive response of the immune system of an allergic individual to a substance. When an allergen…
- Penis, cancer of the Cancer of the penis is a disease in which cancer (malignant) cells originate in the tissues of the penis…
- Antiandrogen A drug that blocks the action of androgens (male sex hormones). Antiandrogens are sometimes used in the…
- Genetic imprinting See Genomic imprinting
- Body mass index A key index for relating a person's body weight to their height. The body mass index (BMI) is a person's…
- UL 1. Upper lid (of the eye). 2. Upper limit. No evidence was found for chronic excess intakes of potassium in…
- Illness, acute An illness with an abrupt onset and usually a short course
- Cyclin E A protein that is part of a molecular network that controls the cell cycle. There are a large number of…
- Aortic Pertaining to the aorta, the largest artery in the body. 'Aortic' is in common usage as, for example, in an…
- Heebie-jeebies Extreme nervousness. A term coined by the America cartoonist Billy DeBeck (1890-1942) in his comic strip…