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).
ALS
Amyotrophic lateral sclerosis. ALS has two meanings. One meaning of ALS refers to several adult diseases characterized by progressive degeneration of motor neurons. (In the UK, the term 'motor neuron disease' is used for these disorders.)…
Read the definitionRandom terms
Show more- Inferolateral Below and to one side. Both inferior and lateral. In anatomy, there are many such compound terms. For a more…
- Infuse In medicine, to introduce a solution into the body through a vein. An infusion is the therapeutic…
- Promoter In molecular biology, a site on DNA to which the enzyme RNA polymerase can bind and initiate the…
- Syndemic A set of linked health problems involving two or more afflictions, interacting synergistically, and…
- SGA Small for gestational age. SGA infants weigh 2500 g or less at birth and are considered to have intrauterine…
- EOS The gene for familial eosinophilia. EOS has been mapped to chromosome region 5q31-33 containing the cytokine…
- Spots, Brushfield's Speckled iris. Little white spots that slightly elevated on the surface of the iris and are arranged in a…
- Persantine thallium scan A type of myocardial perfusion scan done to disclose any areas of the heart muscle that may not be getting…
- Corneal topography Also known as videokeratography or corneal mapping, corneal topography is a method of computer-assisted…
- Skeletal muscle One of three types of muscle tissue in the body (skeletal, smooth, cardiac) which represents the majority of…
- APM1 Adipose most abundant gene transcript 1. (AdiPose Most abundant gene transcript 1 = APM1.) The APM1 gene…
- NHLBI Stands for the National Heart, Lung, and Blood Institute, one of the National Institutes of Health in the…