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).
Rash
Rash: Breaking out (eruption) of the skin. Medically, a rash is referred to as an exanthem.
Read the definitionRandom terms
Show more- Drug test An examination of biologic material (such as urine, hair, saliva, or sweat) to detect the presence of…
- Mercury gilding A perilous process for gold-plating in which an amalgam of mercury and gold is applied to an object and then…
- Cyto- Colorblindness of the red-green type (also known as deuteranopia or deuteranomaly). The term "Daltonism" is…
- Discoid lupus A chronic inflammatory condition limited to the skin, caused by an autoimmune disease. An autoimmune disease…
- Subdeltoid Beneath the deltoid, the large muscle that stretches from the clavicle (collarbone) to the humerus (the long…
- Atrial arrhythmias See: Arrhythmias, atrial
- Coxsackie virus Coxsackie virus: See: Coxsackievirus.
- Nerve, sciatic The largest nerve in the body, the sciatic nerve begins from nerve roots in the lumbar part of the spinal…
- Sleep drug Any drug used to help sleep. Most prescription sleep drugs are sedative hypnotic agents. They include Valium…
- BMP2 Bone morphogenic protein 2
- Polish disease Syphilis. Depending upon someone's thoughts as to where the disease came from, syphilis was also known as the…
- Blindness, night Impaired vision in dim light and in the dark, due to impaired function of specific vision cells (namely, the…