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).
Timothy syndrome
A childhood disorder characterized by severe cardiac arrhythmia, syndactyly (webbing) of the fingers and toes, congenital heart disease, intermittent hypoglycemia (low blood sugar), cognitive abnormalities and autism. The syndrome is due…
Read the definitionRandom terms
Show more- Drug, ACE-inhibitor A drug that inhibits ACE (angiotensin converting enzyme) which is important to the formation of angiotensin…
- Clamydia A common misspelling of Chlamydia
- Arthropathy Joint disease. The term arthropathy does not specify the type of joint disease. It might be osteoarthropathy…
- Cardiac tamponade A life-threatening situation in which there is such a large amount of blood or other fluid inside the…
- Immunization, measles Measles: See Immunization, MMR
- Fetal alcohol syndrome Fetal alcohol syndrome: The sum total of the damage done to the child before birth as a result of the mother…
- Down syndrome critical region Down syndrome critical region: (Abbreviated DSCR) A region on the long (q) arm of chromosome 21 thought to be…
- Wormwood The essence of absinthe, an emerald-green liqueur flavored with extracts of the wormwood plant, licorice and…
- Dysthymia Dysthymia: A type of depression involving long-term, chronic symptoms that are not disabling, but keep a…
- Sweat gland The sweat (sudoriferous) glands are small tubular structures situated within and under the skin (in the…
- Inhalant 1. Generally, any breathable chemical vapor.2. Specifically, a psychoactive substance whose volatile vapors…
- Artemisinin An antimalarial agent extracted from the dry leaves of the Chinese herb Artemsisia annua (qinghaosu or sweet…