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).
National Institute on Alcohol Abuse and Alcoholism
AA): One of the National Institutes of Health, NIAAA's mission is to 'conduct research focused on improving the treatment and prevention of alcoholism and alcohol-related problems to reduce the enormous health, social, and economic…
Read the definitionRandom terms
Show more- TMR Stands for transmyocardial laser revascularization, a procedure by which a physician uses a laser to make…
- Adipose 'Adipose' means 'fat' but is usually used to refer specifically to tissue made up of mainly fat cells such as…
- Device, medical See: Medical device
- Circadian Refers to events occurring within a 24-hour period, in the span of a full (24-hour) day, as in a circadian…
- Fontanel (fontanelle) The word fontanel comes from the French fontaine for fountain. The medical term fontanel is a 'soft spot' of…
- Crick, Francis British biologist (1916-2004) who shared the 1962 Nobel prize in Medicine and Physiology with James Watson…
- Catheter, central A catheter (a tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- General paresis Progressive dementia and generalized paralysis due to chronic inflammation of the covering and substance of…
- Organ A relatively independent part of the body that carries out one or more special functions. The organs of the…
- Nutraceutical A food or part of a food that allegedly provides medicinal or health benefits, including the prevention and…
- Exclamation point hair Exclamation point hair is a key diagnostic finding in a disorder called alopecia areata. Alopecia areata is…
- Babinski sign An important neurologic examination based upon what the big toe does when the sole of the foot is stimulated…