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).
Angina, Prinzmetal
Angina, Prinzmetal: Chest pain due to a coronary artery spasm, a sudden constriction of one of the vessels that supply the heart muscle with blood rich in oxygen. This deprives the heart muscle of blood and oxygen. Coronary artery spasm…
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Show more- Housemaid's knee See Prepatellar bursitis
- Erythema chronicum migrans The classic initial rash of Lyme disease. In the early phase of the illness, within hours to weeks of the…
- Laryngectomy, total A surgical procedure in which the whole voice box is removed, and the stoma opening into the larynx is…
- Big toe sign An important neurologic examination based upon what the big toe (and other toes) do when the sole of the foot…
- Scutellaria barbata A Chinese herb that belongs to a group of herbs named Scutellaria (scullcap or skullcap). It is related to…
- URG Urogastrone. See: EGF
- Pes cavus Literally a hollow foot, pes cavus is a foot with too high an arch
- Dengue shock syndrome A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Rickettsiosis, North Asian tick-borne One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted…
- Syndrome, toxic shock A grave condition occurring predominantly in menstruating women using tampons, toxic shock is characterized…
- Yd. Abbreviation for a yard as a measure of length. A yard equals 3 feet or 36 inches. The metric equivalents for…
- Non-rapid eye movement sleep Sleep: NREM (non-rapid eye movement) sleep is dreamless sleep. During NREM, the brain waves on the…