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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Electromyogram
Electromyogram: A test used to record the electrical activity of muscles. When muscles are active, they produce an electrical current that is usually proportional to the level of muscle activity. An electromyogram (EMG) is also called a…
Read the definitionRandom terms
Show more- Nerve, seventh cranial The seventh cranial nerve is the facial nerve, a mixed nerve that has fibers both going out and coming in…
- Idiopathic nephrotic syndrome of childhood See: Minimal change disease
- Popcorn worker's lung A form of bronchiolitis obliterans, a severe obstructive lung disease, in workers who mix and package…
- Olfactory system See: Olfactory apparatus
- Adult-onset Still disease Although Still disease was first described in children, it is known to begin in adults (rarely). Of all…
- Carbuncles A skin abscess, a collection of pus that forms inside the body. Antibiotics are often not very helpful in…
- Bacillus anthracis The bacterium that causes anthrax. Anthrax differs from most bacteria in that they exist in an inactive…
- Pit, ear Tiny pit in front of the ear. Also preauricular pit. A minor anomaly of no great consequence in itself. More…
- Melanoma, intraocular See: Intraocular melanoma
- Myofascial pain syndrome A condition characterized by chronic pain in the muscle tissues, similar to fibromyalgia. MPS is sometimes…
- Prostaglandin One of a number of hormone-like substances that participate in a wide range of body functions such as the…
- Voluntary Euthanasia Society (VES) The first society of its kind in the world -- its founders included doctors, lawyers and churchmen -- the VES…