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).
Cystine transport disease
Commonly known as cystinuria, this is an inherited (genetic) disorder of the transport of an amino acid (a building block of protein) called cystine resulting in an excess of cystine in the urine (cystinuria) and the formation of cystine…
Read the definitionRandom terms
Show more- Eyelids, adult ptosis of the Drooping of the upper eyelids in adults, most commonly due to separation of the tendon of the lid-lifting…
- Tuberculosis, genetic susceptibility to Genes that make someone susceptible to developing tuberculosis (TB) when exposed to the bacterium…
- Teratogenic Able to disturb the growth and development of an embryo or fetus. See also: Teratogen and Teratogenic drugs
- Familial cancer Cancer or a predisposition (tendency) to it that runs in families.
- Keratosis, seborrheic A benign skin disorder due to excessive growth of the top layer of skin cells, usually found in persons over…
- Hurricane A regionally specific name for a strong tropical cyclone. The term hurricane applies in the North Atlantic…
- Hypertrophic Exhibiting hypertrophy (enlargement or overgrowth of an organ or part of the body due to increased size of…
- Niemann-Pick disease type A The classical infantile form of the disease. See: Niemann-Pick disease
- Tumor An abnormal mass of tissue. Tumors are a classic sign of inflammation, and can be benign or malignant…
- American Psychiatric Association A medical specialty society with over 35,000 US and international member physicians who 'work together to…
- Syndrome, long QT See Long QT syndrome
- Cholangiography Radiographic examination of the bile ducts with contrast medium. The contrast medium may be administered…