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).
Syndrome, Werner
A premature aging disease that begins in adolescence or early in adulthood and results in apparent old age by 30-40 years of age. The characteristic features of Werner syndrome include short stature, premature graying and balding, wizened…
Read the definitionRandom terms
Show more- Intraductal carcinoma Also called ductal carcinoma in situ. See: DCIS
- Assistant in dying See: Doula (the second meaning)
- Special pathogen A highly infectious agent that produces severe disease in humans. Special pathogens include the viruses that…
- General paresis Progressive dementia and generalized paralysis due to chronic inflammation of the covering and substance of…
- Munchausen syndrome (This is an alternate entry to Munchhausen syndrome with two h's in Munchhausen. Whole medical reports have…
- Motor neurone disease Motor neuron disease. 'His suffering from motor neurone disease (MND) was finally over because he had chosen…
- Congenital deafness and retinitis pigmentosa (Also called Usher syndrome.) A genetic disorder characterized by hearing impairment and an eye disorder…
- HRT (hormone replacement therapy) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…
- Head, optic nerve The circular area in the back of the inside of the eye where the optic nerve connects to the retina
- Thyroid stimulating immunoglobulin (TSI) A form of immunoglobulin G (IgG) that can bind to thyrotropin (TSH) receptors on the thyroid gland. TSIs…
- Cl (chloride) Cl is the chemical symbol for chloride, the major anion found in the fluid outside of cells and in blood. An…
- Douching Using water or a medicated solution to clean the vagina. Vaginal douching has been done for many, many years…