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).
Brainstem
The lowest part of the brain which merges with the spinal cord and provides the major route by which the upper realms of the brain send information to, and receives information from, the spinal cord and peripheral nerves. The brainstem…
Read the definitionRandom terms
Show more- Defibrillator, automated external Destruction of the underlying cartilage framework of the outer ear (pinnae), usually caused by either…
- Rate, death The number of deaths in the population divided by the average population (or the population at midyear) is…
- Cholelithiasis 1. The presence of stones in the gallbladder or common bile duct. 2. The process of formation of such stones…
- Ames test A test developed in 1974 by Bruce N. Ames for identifying possible carcinogens by studying their mutagenic…
- Newborn screening Tests of newborns to screen for serious treatable diseases most of which are genetic. The newborn screening…
- Athlete's feet See: Athlete's foot
- Foreskin and glans, inflammation of the In the uncircumcised male, balanitis (inflammation of the glans, the rounded head of the penis) and posthitis…
- Refractory Not yielding (at least not yielding readily) to treatment
- Visceral leishmaniasis A chronic and potentially fatal parasitic disease of the viscera (particularly the liver, spleen, bone marrow…
- Surgery, stereotactic Surgery in which a system of three- dimensional coordinates is used to locate the site to be operated on…
- Seizure, local See: Partial seizure
- Ulcer, aphthous Ulcer, aphthous: A small sensitive painful ulcer crater in the lining of the mouth. Commonly called a canker…