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).
Dizziness
Dizziness: Painless head discomfort with many possible causes including disturbances of vision, the brain, balance (vestibular) system of the inner ear, and gastrointestinal system. Dizziness is a medically indistinct term which laypersons…
Read the definitionRandom terms
Show more- Mendelism The principles of genetics, specifically of single-gene traits, based on the work of Gregor Mendel (1822-84)…
- Cell, beta (pancreatic) A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…
- Marmoreal Resembling marble. For example, the bone in osteoporosis appears marmoreal. From the Latin noun 'marmor'…
- X inactivation The phenomenon in a female by which one X chromosome (either the maternally or paternally derived X) is…
- ALS Amyotrophic lateral sclerosis. ALS has two meanings. One meaning of ALS refers to several adult diseases…
- Dysplasia, faciodigitogenital See: Aarskog-Scott syndrome
- Hepatic duct A duct that carries bile from the liver into the common bile duct which conveys it to the duodenum (the upper…
- Medication, anti-infective Something capable of acting against infection, by inhibiting the spread of an infectious agent or by killing…
- Louse-borne typhus See: Typhus, epidemic
- Berlin Heart The name of a company in Berlin, Germany and of a ventricular assist device it makes. The device works by…
- Regurgitation, aortic See: Aortic regurgitation
- Intensive care See critical care